Channels 20ma signal

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA Description: This module is a multichannel current signal generator that generates 4 channels 4~20mA current signal. The module is simple to use and input data by keystroke operation, and the output signal is updated immediately. Features: Use 12864 LCD display Voltage: 15-24V Active output current 0~20mA. Display resolution 0.01mA and control accuracy 0.1mA Polarity protection of input voltage Can analog transmitter output Compatible for signal generator, valve regulator, and instrument calibration Specifications: Output current: 4~20mA Resolution: 0.01mA Control accuracy: 0.1mA Application: signal generator, valve regulator, and instrument calibration Size: 12*9*2cm / 4.72*3.54*0.19inch(length*width*height) Weight: 75g Interface(power interface) description: CN1 "+": represent the positive pole of the input power supply CN1 "-": represent the negative pole of the input power supply(GND) CN1 "OUT1": represent channel 1 transmit current output CN1 "OUT2": represent channel 2 transmit current output CN1 "OUT3": represent channel 3 transmit current output CN1 "OUT4": represent channel 4 transmit current output CN1 "G": represent common end GND Button description: Function button K1: the up arrow key is used to select the setting channel Function button K5: the down arrow key is used to select the setting channel Function button K2: reduce 0.01 slowly. Hold down 1S reduce 0.1 Function button K3: increase 0.01 slowly. Hold down 1S increase 0.1 Function button K6: actual value or percentage selection key Function button K8: clear key Using methods & steps: Output current OUT1 setting: press K1 or K5 Key to switch to OUT1 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3, output current value increases 0.01MA step by step. Output current OUT2 setting: press K1 or K5 Key to switch to OUT2 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3, output current value increases 0.01MA step by step. Output current OUT3 setting: press K1 or K5 Key to switch to OUT3 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3, output current value increases 0.01MA step by step. Output current OUT4 setting: press K1 or K5 Key to switch to OUT4 Setup interface. Press K2 or K3, output current value increases 0.01 MA step by step. Hold down K2 or K3 output, current value increases 0.01MA step by step. Package included: 1 X Current signal generator module board 4 Channels 4-20mA Current Signal Generator Module Board With 12864 Digital LCD Display 4 Channels 4-20mA Current Signal Generator Module Board With 12864 Digital LCD Display 4 Channels 4-20mA Current Signal Generator Module Board With 12864 Digital LCD Display

Features: ??/span> This is a newly developed, neatly designed, and high precision current loop simulator. Its design is based on years of experience field work calibrating work, it is reliable and considerate. ??/span> The device is mainly used for industrial PLC, instrument calibration, electric valve calibration, etc. ??/span> The device is easy to operate, with long stand-by time, handy, and featured by high precision. ??/span> For recharging, we can use mobile phone or PC to charge it via its mini USB interface. ??/span> The device has two channels of output: one channel for current and voltage output, the other channel is sensor transducer analog output. ??/span> The analog output has two features: ??/span> First, it can simulate transducer of 2-wire-system and 4~10mA current, e.g pressure transducer. The positive / negative of the device can be regarded as the positive/negative of a 2-wire-system transducer). ??/span> Second, passive output function can be used for 0~24mA input. Both input and output can set range. For example, we set 0~50, which correspond to 4~20mA display. Specification: Material: Acrylonitrile Butadiene Styrene (ABS) Active current: 0~24mA output (definition 0.01mA). Max load 500 ohm. Passive current: 0~24mA output(definition 0.01mA). Max load power supply 25V. Can be used also as current input. Passive input: 0~24mA(definition 0.01mA). Voltage output: 0~10V(definition 0.01V). Inaccuracy deviation: +/- 0.01 Environment temperature: -10~50??/span> USB power supply and recharge. Dimensions: 90 x 70 x 28 mm Product Description: 4-20mA / 0-10V Current Signal Generator Source Transmitter PLC Valve Calibration Package Included: 1 x Current Loop Simulator 1 x Pair of Banana Cables 1 x Mini USB Cable for Recharging Detail Pictures:

VC77 Digital Multimeter 2 In 1 4-20MA Signal Output Multimeter Process Signal S Package weight: 0.62 kg Features: 1.Multimeter & Signal Source 2 in1 2. Loop detection function A. Simultaneously supply 24V loop and measure current. B. Built-in 250 ? HART loop resistor for easy access to HART communication devices without the need to carry load resistors separately. 3. Analog output function A. 4~20mA current setting by bit, manual step output function. B. SIMULATE function simulates the transmitter. C. Can be displayed in mA and percentage. D. The output accuracy is 0.2%, and the output is displayed as 5 bits. 4. Measurement function A. AC voltage, DC voltage, ohmic, DC current, on and off, diode. B. The measurement accuracy is 0.5%, and the current measurement is displayed as 5 bits, which is displayed as 4 bits. C. Measurement rate: 2.5 times / sec D. Can be displayed in mA and percentage. E. Data retention function. 5. Use panel calibration technology. Specifications: Display Screen: display in four digits(5 in current measurement and output) Refresh display:2.5 displays/second Operation temperature and moisture range:0~40 ºC, relative moisture≤85%(no condensation) Storage temperature and moisture range:-20 ºC~60 ºC,relative moisture≤90%(no condensation) Accuracy required temperature and moisture range:23±5ºC,relative moisture≤75%(no condensation) Temperature co-efficiency:0.1 × basic accuracy / ￢ﾄﾃ(temperature range 28￢ﾄﾃ) Continuity/open test:Beeper sounds for resistance readings below threshold, or to indicate a momentary open circuit Battery type:two AA 1.5V Alkaline (LR6) batteries(Not included) DC current output(SIMULATE): about 50 hours; DC current output (SOURCE)20mA(1000Ω load): about 2.5 hours. Battery life:when using alkaline battery: measures any parameter: about 100 hours; Low battery:displays battery symbol Automatic power-off:The default value is 5 mins if no operation which is adjustable. Preheating time:10min Measuring detailed accuracy indicator Measuring part range frequency accuracy remark DC voltage 50V 10mV 0.5%+4 • Measuring impedance 10 MΩ (standard value) • Common mode restrain: 50Hz or 60Hz > 100Db • String mode restrain:50Hz or 60Hz > 45dB • Overload protection: 600V (pea'k –pea'k value) AC voltage 500V 100mV 0.5%+20 (45Hz~100Hz) • frequency beeps: 45Hz~400Hz • Adaptive to range from 10% to 100% • AC conversion: mean value • Measuring impedence:10 MΩ(standard Click here for more deals VC77 Digital Multimeter 2 In 1 4-20MA Signal Output Multimeter Process Signal S VC77 Digital Multimeter 2 In 1 4-20MA Signal Output Multimeter Process Signal S

                                Product description 4channels to avoid interference Channel Selector outside the transmitter and the receiver Transmitter Power: 23A 12V battery Receiver Power: 2 AAA Battery (Not included) Maximum Working Distance: 30m (open area, without interference) Operates on Frequency: 433MHz Highest responding time up to 1/250s Triggering life: up to 30,000 times The remote trigger for studio flashes is used as the controller of synchronous trigger studio flashes of cameras. It consists of a signal sender and a receiver trigger and works by means of the frequency modulation wireless remote control. The Signal transmitter adopts the advanced circuit and components and can transmit the coded FM wireless signal. The circuit of the transmitter has the fuction of standby and hibernation, thus it has low power consumpiton; the products can work under the standby mode for more than one year with only one battery; continuously trigger for thirty thousand times. The trigger current is only 0.01 MA, which will definitely cause no damage to the flash contract of the camera. The transmitter is applicable to the traditional or digital carema with hot shoe or PC controlling interface. Receiver trigger adopts dry battery for power supply, which is safe, energy-saving and convenient. The product adopts micro-computer for controlling the decoding, which has superior anti-interference capability; sensitive reaction speed, the highest synchronous speed can reach 1/250 sec. Package includes: 1 x 04 Channels Transmitter 1 x DC-04 Receiver (AAA batteries do not provide) 1 x PC Sync adapter for camera (2.5mm to PC) Channel: 4 Package weight: 0.167 kg Package size (L x W x H): 21.00 x 11.50 x 5.00 cm / 8.27 x 4.53 x 1.97 inches Package Contents: 1 x Channels Transmitter, 1 x Receiver (batteries are not included), 1 x Sync Adapter for Camera

  View the actual channel on the screen of the meter.   Quickly and accurately align the satellite dish and instantly check the stability of the channel right on the screen of the meter. Transponders, Frequency, Symbol Rate, Polarity, and other settings can be modified by the user. There is never a need to send your meter in for a upgrade. * The meter never needs to be returned for re-calibration due to the unique calibration system built in to the meter. Each time the meter boots up it automatically calibrates for optimum performance so you can align each install with confidence.  SPECIAL FEATURES INCLUDE View All The Actual FTA Satellite Channels On The Meters Screen. Auto Re-Calibration Due To The Unique Calibration System Built in to the Meter. Automatically Calculates Dish Angles And Settings Based On Your Longitude And Latitude. Each time the meter boots up it automatically calibrates for optimum performance so you can align each install with confidence. All Transponders, Frequency, Symbol Rate, Polarity, and other settings can be modified by the user. View All FTA Satellite Channels On Screen With Sound OTHER FEATURES INCLUDE 3.5 inch LCD Colour Screen Live FTA Digital Picture and Sound AV in and AV out function Watch Free channels Sound warning prompt locking satellite Bit Error Rate Readout Carrier to Noise Readout dBuV Readout Lithium-ion 1950mA Battery DiSEqC & 22kHz Switch Control Fully DVB Compliant Freq range: 950mHz-2150mHz Signal level: 65dbm~25dbm Symbol rate: 2mbps~45mbps Video format: PAL/NTSC/SECAM Software Upgradeable via USB Size: 158x95x45,

Features: Advanced TV Application-Watch ATSC TV on Android Phone/Pad with USB OTG Rewind and Fast Forward live TV shows with time shifting recording Support electronic program guide(EPG) Automatic TV channels searching create favorite channels for convenient watching High sensitivity under low signal broad casting area Input Signal: 75 Ohm Digital TV Antenna Input; Receive Frequency:TV 54~862MHz ATSC Compliant 8-VSB De-Multiplexing: Max No.section filtering:32PIDS Engine:Software Stream capture:PES & TS Recording Format: Videlo format MPEG2 MP & ML Ausio format MPEG2 Audio layer I & II/AAC System Requirement: Android OS 4.1 and below 7.0 Package Included: 1 x D204 ATSC TV Signal Receiver 1 x Antenna 1 x User Manual

Special frequency which is exclusive worldwide!>380 TVL of horizontal definition.> 4 PIP with 4 channels for watch (with USB DVR).>Camera with 12 pcs of φ5 LED infrared lamps and 7m night vision distance.>Camera designed with waterproof.>Camera can work with wire & wireless.>100m transmission distance without block.>Audio monitoring with microphone in camera Installs in just minutes. Send e-mail attachments with image. Save images on hard drive. Sound alarm. Video signal filter, for filtrate active and invalid channels. Signal lost alarm. Motion detection. Adjust sensitivity. Automatically lock, while not operating. Schedule monitoring sessions, for timer snap. Record video/audio (with USB 2.0 audio interface), snap shot. Automatic space management, stop recorder or capture still automatically on disk full. Supports 4 channel video input on computer for PIP (ALLOWS YOU TO VIEW UP TO 4 CHANNELS AT ONE TIME). Supports on screen display. Displays date and time or channel description on video. Supports manual open/close invalid channel or add delete channel description. Supports log in and log out, by user name and password. Supports running background stealthy. Supports video playback. System Contains: 1 x Sleek Professional Gray Receiver. 4 x Weatherproof Wireless Cameras. 1 x Power Adapter for Receiver. 4 x Power Adapters for Cameras. 4 x Antennas for Receiver (installed on receiver). 5 x Audio/Video Cables. 1 x Instruction Manual for Wireless Camera System. 1 x 4 channel USB 2.0 Video Adapter with Audio. 1 x USB Cable. 1 x Software CD (Driver and MultiViewer Application). 1 x Printable User Manual for MultiViewer Application. 1 x Quick Install Guide for USB 2.0 Adapter.

Features: Innovative flat, razor-thin antenna design. It has high gain and low error rate digital tv signal reception, and a significant signal enhancement in actual use. Increase the reception of tv programs, and eliminate the pause the mosaic images. Multi-directional design pulls in signals from all directions. Fast and easy to set up -Unwrap, plug it in and Scan channels. You can put it on the wall, on the table or on the window and it will make you enjoy watching crystal clear digital&HD shows with many opportunities. Support 1080p 50 miles range Connector Type:F Male V.S.W.R.: Impedance: 75Ohm Multi-directional capability call out all "Free" channels Gain: 25 dBi(with amplifier) Working Frequency: 174~240MHz,470~862MHz Operation Temperature: -45 ~ 85??/span> Storage Temperature: -45 ~ 85??/span> Package Included: 1 x Digital Indoor TV Antenna With Cable 1 x Cable 1 x User Manual

Mida M32 Digital Console for Live and Studio with 40 Input Channels, 32 MIDAS Microphone Preamplifiers and 25 Mix Buses • Live performance and studio recording digital console with up to 40 simultaneous input channels • 32 award-winning MIDAS microphone preamplifiers • 25 time-aligned and phase-coherent mix buses • AES50 networking allows up to 96 inputs and 96 outputs • Open architecture allows for future 96 kHz operation • 192 kHz ADC and DAC converters for outstanding audio performance • High-performance carbon fibre, aluminium and high-impact steel structure • 40 bit floating point digital signal processing • 8 DCA and 6 mute groups • 8 stereo signal processing effects engines • 25 MIDAS PRO motorised 100 mm faders • Daylight viewable 7 full colour TFT display screen • 32 x 32 channel USB 2.0 audio interface • DAW remote control emulations of Mackie Control* and HUI* protocols • Optional wireless remote control with MIDAS Apps for iPhone* and iPad* • Auto-ranging universal switch-mode power supply BRAND NEW WITH FULL WARRANTY www.nxtleveltech.co.za Limited time offer!! NATIONWIDE DELIVERY

OVERVIEW Low-cost high-performance mixer. 6 x Mono Channels 2 x Stereo Channels The Soundcraft EPM6 is a 6x2 frame size mixer that places emphasizes on quality, audio performance, and an easy to understand, uncluttered control surface. Surface mount technology is used throughout the 6-channel mixer, using close-tolerance components for high accuracy and repeatable settings for EQ and gain controls. The highly transparent GB30 mic preamps--designed by Graham Blyth and used on the larger LX7ii and GB Series consoles--feature high-resolution adjustment over a wide gain range of 55dB, and provide a stunning +22dB headroom through the console. The Soundcraft mixer's true professional 48-volt phantom power caters to condenser microphones of all types. Unique signal monitoring watches for overload in several channel strip locations and illuminates the LED more brightly as the signal approaches peak. 60mm high-quality faders are used. The monitor and headphone outputs work in parallel so that performers can listen on phones while an engineer listens to studio monitors. FEATURES 6x2 frame size 2 configurable auxiliary buses XLR-type and 1/4" metal jack connector sockets RCA phono stereo playback inputs and record outputs 3-band EQ with a swept mid on mono inputs 2-band EQ on stereo inputs TRS insert sockets and inserts on all mono inputs and mix output 10-segment LED output metering Intuitive and comprehensive solo system Headphone output Easily rack mountable A high-quality small mixing console that gives you the tools you need for recording or live sound. Order today. Contact Jo 082 083 0504

About Signal: Note: Please note that this product is for ATSC signal receving. Please confirm if you can receive ATSC signal where you want to use it. Speicifications: Hardware CPU MSTAR-MSD7802(128pin) MIPS 34Kf@600MHz Memory 32X16Mbit DDR2 Frequency1066 Flash 32M bytes Demodulator Type MSB1237 Chip Set TUNER Rafael R836 USB 2.0 Embedded One Host, Front Panel 4-digit LED display on front panel red LED Standby, green LED Lock

Advanced AV Wireless Signal Booster and Receiver Kit for Security Cameras - 500m Range - ELMN-I124 Advanced Wireless Signal Booster and Receiver Kit (500 meters open line of sight): Quickly and easily expand your existing video security capabilities without buying a whole new system! This awesome kit consists of a wireless signal booster along with a wireless receiver. It’s extremely easy to set up. Simply attach the booster to your security camera, meanwhile put yourself in another room with the wireless receiver hooked up to a TV. Whatever captured in your camera will get transmitted and display in your monitor. With the kit’s 500 meter range (opem line of sight), you can now know what happens to your store even when you are at home five blocks away. At a Glance... Quickly and easily expand your existing video security capabilities Receiver can pick up signal 500 meters away (open line of sight) Directly power your camera through the signal booster Easy to set up Crisp clear images Manufacturer Specifications General Transmission/Reception Frequency: 1.2 GHz Compatibility: PAL/NTSC Demodulation Mode: FM Channels: 4 Linear Transmission Distance: Up To 500 Meters (No Obstacles) Linear Transmission Power: mW Power Source: Power Adapter Ports Video IN (Transmitter) Audio IN (Transmitter) DC IN (Transmitter) Video OUT (Receiver) Audio Out (Receiver) DC IN (Receiver) Dimensions Signal Booster Dimensions: 74x40x10mm (L x W x D) Signal Receiver Dimensions: 114x70x20mm (L x W x D) Package Contents Transmitter + Receiver AV Cable Camera Cable Receiver Antenna Signal Antenna 12V Power Adapter 9V Power Adapter User Manual

Advanced AV Wireless Signal Booster and Receiver Kit for Security Cameras - 500m Range - ELSH-I124 Advanced Wireless Signal Booster and Receiver Kit (500 meters open line of sight): Quickly and easily expand your existing video security capabilities without buying a whole new system! This awesome kit consists of a wireless signal booster along with a wireless receiver. It’s extremely easy to set up. Simply attach the booster to your security camera, meanwhile put yourself in another room with the wireless receiver hooked up to a TV. Whatever captured in your camera will get transmitted and display in your monitor. With the kit’s 500 meter range (opem line of sight), you can now know what happens to your store even when you are at home five blocks away. At a Glance... Quickly and easily expand your existing video security capabilities Receiver can pick up signal 500 meters away (open line of sight) Directly power your camera through the signal booster Easy to set up Crisp clear images Manufacturer Specifications General Transmission/Reception Frequency: 1.2 GHz Compatibility: PAL/NTSC Demodulation Mode: FM Channels: 4 Linear Transmission Distance: Up To 500 Meters (No Obstacles) Linear Transmission Power: 1,000mW Power Source: Power Adapter Ports Video IN (Transmitter) Audio IN (Transmitter) DC IN (Transmitter) Video OUT (Receiver) Audio Out (Receiver) DC IN (Receiver) Dimensions Signal Booster Dimensions: 74x40x10mm (L x W x D) Signal Receiver Dimensions: 114x70x20mm (L x W x D) Package Contents Transmitter + Receiver AV Cable Camera Cable Receiver Antenna Signal Antenna 12V Power Adapter 9V Power Adapter User Manual

Digital Optical Coaxial Toslink Signal to Analog Audio Converter Adapter RCA L/R Features: - Converts coaxial or toslink digital audio signals to analog L/R audio and connects to an external device such as an amplifier via standard RCA jacks - Digital Optical Coaxial Toslink Signal to Analog Audio Converter is designed for either home or professional audio switching. - Converts coaxial or toslink digital audio signals to analog L/R audio. - Provides electromagnetic-noise-free transmission. - Supports uncompressed 2-channel LPCM digital audio signal output. - Supports sampling rate at 32, 44.1, 48, and 96 KHz. - 24-bit S/PDIF incoming bit stream on left and right channels. - Provides electromagnetic-noise-free transmission. - Easy to install and simple to operate. - Compact size. Specifications: Input Audio: Coaxial or Toslink digital audio signals to analog L/R audio Output Audio: L/R audio Input audio connector: 1 x Toslink, 1 x RCA (Coaxial) Output audio connector: 2 x RCA(R/L) Power input: AC 100-240V 50/60Hz Output: DC 5V 2A Plug standard: EU plug Product size: 51x40x26mm (LxWxH) Package Included: 1 x Digital to Analog Audio Converter 1 x 5V DC Power Supply

Features: CPU: NVT8304SE Fully DVB-S/S2 compliant. MPEG-2/MPEG-4(H.264)SD/HD decoding(MP@ML/HL) DiSEqC1.0/1.1/1.2, USALS, Unicable and MDU supported. Internet Application supported, Youtbe, Internet Radio, IPTV and OTT. USB PVR and Timeshift supported. Multimedia(MKV/AV/MPG/MOV/JPG/PNG/MP3 and so on)supported. USB WIFI dongle supported(Ralink5370/7610) 3G dongle supported(Huawei E303s/E77/E173/E153/E3131/E1750/E1752C) Easy and fast software upgrade through USB portm by HTTP serve or FTP serve, by OTA More than 5000 channels memory space. 8 Favorire channel groups. 7 days Electronic Program Guide(EPG) Channel search by automatic, manual and fastest blind scan. Teletext output with both VBI and OSD Multi-language subtitle output supported. Multi-language and 32 bits true color on screen display(OSD)supported. Aspect ratio 4:3 and 16:9 Signal level &quality indicator Parental Lock/Channel Lock Database backup to USB disk and restore from it at any time. Specifications: 1. Processor (1)Flash Memory:4Mb (2)DDR3: 512Mb 2. DVB-S/S2 Tuner (1)Input Frequency: 950~2150MHz (2)Loop out Frequency: 950~2150MHz (3)Input Level: -80~-20dBm (4)Input Impedence: 75Ω 3. Channel Decoding (1)Demodulation: QPSK, 8PSK (2)FEC Mode: DVB-S:1/2, 2/3, 3/4, 5/6, 7/8 DVB-S2: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10(QPSK)3/5, 2/3, 3/4, 5/6, 8/9, 9/10(8PSK) (3)Symbol Rate: DVB-S:2.0~45MS/s (4)Demodulation: QPSK, 8PSK, DVB-S2:10-30Mb/s(QPSK), 10-31Mb/s(8PSK) 4. Demultiplexer (1)Standard: ISO/IEC 13818-1 (2)Input Max Bit Stream Rate: 100Mbps(Serial)/12.5MBps(Parallel) 5. Video Decording (1)Standard: ISO/IEC 13818-2, MPEG-2 MP@ML, MPEG-4 AVC (MPL4.1) (2)Aspect Ratio: 4:3, 16:9 (3)Video Format: PAL-B/NTSC-M/PAL-N/PAL-M (4)Video Resolution: 1080P, 1080I, 720P, 480P/576P, 480I/576I SD compatible 6. Audio Decoding (1)Standard: ISO/IEC 13818-3 (2)Decoding: MPEG-1 Layer ￢ﾅﾠand ￢ﾅﾡ, MPEG-2, MPEG-4 AAC (3)Output Mode: LPCM, RAW (4)Samping Frequency: 32, 44.1, 48KHz (5)Volume Level: 24 Levels 7. AV Output (1)Video de-emphasis: CCIR REC.405-1, 625LINES (2)Video Bandwidth: 5.5MHz (3)Video Output Impedence: 75Ω (4)Video Output Level: 1.0Vp-p (5)Audio Output: Stereo (6)Audio Output Frequency:20Hz~20KHz (7)Audio Output Impedence: low (8)Audio Output Level: A 1.0Vrms±2dB into 10K Package Included: 1 x DVB-S2 TV Receiver 1 x Remote Control 1 x User Manual 1 x Adapter