Description
BRT TCH1 Low-cost precision programmable temperature transmitter with 2-wire 4-20mA output accepts universal RTD TC temperature signal input with excellent compatibility and high accuracy. Its input sensor type and temperature ranges and other parameters can be programmed and configured by software in the PC connected by programming wire. This temperature transmitter inputs various type of signal like RTD PT100, CU50, CU100, thermocouple signal, etc. Its output is adjustable by chip not potentiometer to ensure the stability, and accuracy grade is better than 0.2%. Inside the intelligent temperature transmitter, all the components embedded is designed by use filling integrated technique which make it meets different special application requirements in industrial site.
Main Features
• 2-wire 4-20 mA loop signal output.
• RTD PT100, Cu100, CU50, thermocouples signal programmable input.
• High linear signal conversion, low error.
• Input temperature range and sensor types are programmable by software.
• 12-35VDC wide range power supply, have polarity reverse connection protection.
• 0.5% (TC input), 0.2% F.S. (RTD input) high accuracy, low temperature drift, long life span.
• Internal embedded cold-conjunction compensation.
• Output is adjusted by chip not potentiometer, high stability.
• Hart function is NOT available.
• International standard head-mounted installation.
• Well calibrated before shipping. A low-cost excellent replacement of other brand temperature transmitter.
Typical Applications
• User with RTD, thermocouple (TC) temperature sensors for data acquisition.
• 2-wire 4-20mA analog output, mainly mounts in international standard DIN Form B connection head of temperature sensors.
• Apply in converting various type of signal into 4-20mA signal.
• Input thermal resistance (RTD), thermocouple (TC) signal, output 4-20mA current signal.
• 4 types of RTD input, 8 types of thermocouples, etc. signal universal input.
• Temperature sensor signal conversion and transmission.
• RTD, thermocouple signal linear conversion and regulation.
Technical Parameters
| Signal input | Thermocouple or 2-wire RTD, 3-wire RTD, etc. |
| Output | 2-wire 4-20mA signal, current limit: min.3.8mA, max 20.3mA |
| Power supply | 12-35VDC, 0.2mA excitation current |
| Measuring Accuracy | better than 0.5% TC input, better than 0.2% RTD input |
| Temperature Drift | ≤25ppm/℃ F.S. |
| Excitation current | 0.2±0.01mA |
| Load capacity | 250Ω or 500Ω |
| Protection circuit | Reverse polarity connection protection |
| Software programmable | Yes, English software |
| Support HART | Not supported |
| Operating temperature | -30-+80℃ |
| Storage temperature | -40-+120℃ |
| Material | PA66 ABS |
| Installation | M4 x 2 screw, standard head-mounted |
| Dimension | 44 x 33 x 24mm (L x W x H) |
Input Sensor Type and Temperature Range Supported
| Input signal | Max. temperature range |
| PT100 | -200 to +800℃ |
| Cu50 | -50 to +150℃ |
| Cu100 | -50 to +150℃ |
| TC -B | 300 to +1800℃ |
| TC-E | 0 to +1800℃ |
| TC-J | 0 to +1200℃ |
| TC-K | 0 to +1300℃ |
| TC-N | -200 to +1300℃ |
| TC-R | 0 to +1700℃ |
| TC-S | 0 to +1700℃ |
| TC-T | -200 to +400℃ |
*When configure the temperature range through transmitter software, do not exceed the min. or max, temperature range listed above.
*If your input is PT1000, please do notify us. PT1000 input type needs to be specially designed.
*If need isolation between input and output, please notify us before placing orders.
*ONLY 1 x Free USB Configuration cable, software offered for free per buyer per order. If need more than 1 x USB Cable, user needs to buy it.
Intelligent Temperature Transmitter Wiring
Intelligent Temperature Transmitter Configuration & Dimension
Intelligent Temperature Transmitter Installation
Order it via Brightwin Aliexpress store: Thermocouple RTD PT100 Temperature Transmitter 2-wire 4-20mA Out
Configuration Software Download:
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