Temperature transmitter
- Isolated Safety Barriers
- Signal Isolators
- Surge Protective Devices
- Safety Relays
- Isolated Intelligent I/O Modules
- Intelligent Gateways
- Industrial Data Optical Transceivers
- Online Dew Point Analyzers
- Data Acquisition Modules
- HART data converter
- Terminal Board
- Temperature transmitter
PH-WZ**
Overview
PH intelligent temperature transmitter, used for RTD, TC, two wire 4~20mA analog output, montage in sensor internally (Form B).
- Input and output no isolated;
- Through HART protocol, use PDA operator or PC for configuration;
- High accuracy, built in cold junction compensation;
- Suitable for various type of sensors enclosure.
Technical data
| Input | |
| Input signal | RTD, TC |
| TC CJC range | –20～+60℃ |
| TC CJC accuracy | ±1℃ |
| Output | |
| Output signal | two-wire 4～20mA |
| Max. load | RL ≤ (Ue–7.5) / 0.022A |
| Alarm current | Sensor damage or open circuit outputs 3.9mA or 22mA (except TC) |
| Basic Parameters | |
| Power voltage | 12～40V DC |
| Circuit limit | ≤22mA |
| Response time | ≤1s |
| Temperature drift | 0.001% F.S./℃ |
| EMC | GB/T 18268 (IEC 61326-1) |
| Conversion accuracy | Please refer to "Input Signal Type and Range Table" for details |
| Working temperature | –40～+85℃ |
| Storage temperature | –40～+100℃ |
| Installation area | At the top of B box-like type |
Input Signal Type and Range Table
| Type | Model | Measurement Range | Min. Span | Conversion Accuracy |
| RTD | Pt100 | –200～600℃ | 20℃ | 0.2℃ / 0.1% |
| RTD | Cu50 | –50～150℃ | 20℃ | 0.2℃ / 0.1% |
| RTD | Co100 | –50～150℃ | 20℃ | 0.2℃ / 0.1% |
| TC | B | 0～1820℃ | 500℃ | 1.5℃ / 0.1% |
| TC | E | –200～1000℃ | 50℃ | 0.5℃ / 0.1% |
| TC | J | –200～1200℃ | 50℃ | 0.5℃ / 0.1% |
Circuit connection diagram
Dimension
