Belangrijkste Eigenschappen
| 1. | Thermocouple or millivolt input |
| 2. | RTD or resistance input |
| 3. | 2, 3 or 4 wire RTD configuration supported |
| 4. | DIP switch configuration simplifies installation |
| 5. | 16-bit sigma-delta A/D |
| 6. | Sensor failure detection can be upscale or downscale |
| 7. | 2-wire loop powered transmitter |
Producten
655T Single channel thermocouple input temperature transmitter |
 |
656T Dual channel thermocouple input temperature transmitter |
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657T Single channel RTD input temperature transmitter |
|
658T Dual channel RTD input temperature transmitter |
Specifications
| Thermocouple inputs | J, K, T, R, S, E, B and N |
| Thermocouple accuracy | ±0.5°C including CJC error (except ±1.0°C on types R, S, B and N) |
| Voltage input range | ±1.0V, ±500mV, ±250mV, ±125mV, ±62.5mV, ±31.3mV, ±15.6mV |
| RTD ranges | Pt100: -200 to +850°C (2-, 3- or 4-wire) Ni120: -80 to +320°C Cu10: -200 to +260°C |
| RTD accuracy | ±0.25°C (except ±1.0°C on Cu10) |
| Resistance input range | 0 to 500Ohms |
| Sensor break detection | Upscale or downscale selectable |
| Current output | 4 to 20mA |
| Output response time | 700ms typical to 98% of final output value |
| Power requirements | 12 to 50Vdc (on each output loop) |
| Operating temperature | -25 to +75°C |
| Dimensions | 27 x 119 x 110mm (W x H x D) |
