
PR6437D temperature transmitter
| Operating temperature | -50°C to +85°C (standard) -40°C to +80°C (SIL) |
| Storage temperature | -50°C to +85°C |
| Calibration temperature | 23…25°C |
| Relative humidity | < 99% RH (non-cond.) |
| Protection degree | IP20 |
| Dimensions (HxWxD) | 109 x 23.5 x 104 mm |
| Weight (single input / dual input) | 150 g / 160 g |
| Wire size | 0.13…2.08 mm2 AWG 26…14 stranded wire |
| DIN rail type | DIN EN 60715/35 mm |
| Screw terminal torque | 0.5 Nm |
| Vibration | IEC 60068-2-6 |
| 2…25 Hz | ±1.6 mm |
| 25…100 Hz | ±4 g |
Supply |
|
| Supply voltage | 7.5*…30** VDC |
| Power dissipation, per channel | ≤ 850 mW |
| Additional min. supply voltage when using test terminals | 0.8 V |
| Min. load resistance at >37 V supply | (Vsupply – 37) / 23 mA |
Isolation voltage |
|
| Isolation voltage, test / working | 2.5 kVAC / 42 VAC |
Response time |
|
| Response time | 75 ms |
| Programmable damping | 0…60 s |
| Polarity protection | All inputs and outputs |
| Warm-up time | < 5 min. |
| Start-up time | < 2.75 s |
| Programming | HART & PR 5909 Loop Link communications interface |
| Write protection | Jumper or software |
| Signal / noise ratio | > 60 dB |
| Long-term stability, better than | ±0.05% of span / year (±0.18% of span / 5 years) |
| Signal dynamics, input | 24 bit |
| Signal dynamics, output | 18 bit |
| Effect of supply voltage change | < 0.005% of span / VDC |
| Accuracy | See manual for details |
| EMC immunity influence | < ±0.1% of span |
| Extended EMC immunity: NAMUR NE21, A criterion, burst | < ±1% |
RTD input |
|
| RTD type | Pt10…10000, Ni10…10000, Cu5…1000 |
| Basic accuracy, e.g. Pt100 | ≤ ±0.04°C |
| Cable resistance per wire | 50 Ω (max.) |
| Effect of sensor cable resistance (3-/4-wire) | < 0.002 Ω / Ω |
| Sensor current | < 0.15 mA |
| Sensor error detection | None, Shorted, Broken, Shorted or Broken |
TC input |
|
| Thermocouple type | B, E, J, K, L, N, R, S, T, U, W3, W5, LR |
| Basic accuracy, e.g. TC K | ≤ ±0.25°C |
| Cold junction compensation (CJC) | Constant, internal or external via a Pt100 or Ni100 sensor |
| Sensor error detection | None, Shorted, Broken, Shorted or Broken |
Linear resistance input |
|
| Measurement range / min. range (span) | 0 Ω…100 kΩ / 25 Ω |
| Cable resistance per wire (max.) | 50 Ω |
| Sensor current | < 0.15 mA |
| Sensor error detection | None, Broken |
Potentiometer input |
|
| Potentiometer min….max. | 10 Ω…100 kΩ |
| Measurement range / min. range (span) | 0…100% / 10% |
| Cable resistance per wire (max.) | 50 Ω |
| Sensor current | < 0.15 mA |
| Sensor error detection | None, Shorted, Broken, Shorted or Broken |
mV input |
|
| Measurement range | -800…+800 mV (bipolar) -100…1700 mV |
| Min. measurement range (span) | 2.5 mV |
| Input resistance | 10 MΩ |
| Sensor error detection | None, Broken |
Common output specifications |
|
| Normal range, programmable | 3.8…20.5 / 20.5…3.8 mA |
| Extended range (output limits), programmable | 3.5…23 / 23…3.5 mA |
| Basic accuracy | ≤ ±1.6 μA (0.01% of full output span) |
| Updating time | 10 ms |
| Load (@ current output) | ≤ (Vsupply -7.5)/0.023 [Ω] |
| Load stability | < 0.01% of span / 100 Ω |
| Sensor error indication | Programmable 3.5…23 mA |
| NAMUR NE 43 Upscale/Downscale | > 21 mA / < 3.6 mA |
| HART protocol revisions | HART 7 and HART 5 |