APPLICATION
The PD 641 is an analogue input module with three temperature input channels, each of which can be configured for either Pt100 or Pt1000 sensor types.
It is used with a BM 013 Base module.
SPECIFICATIONS
Power Specifications
Power Supply DC: nom. 24.0 V, min. 18.0 V, max. 32.0 V
Ripple: max. 5%
Power consumption @ 24V DC
Operation: max. 25 mA
Current at power up: max. 60 mA
Analogue input (Ch. 1 – 3)
Signal type: Pt100 / Pt1000
Connection: 4-wire / 2-wire
Update time: Fixed 2.4 s
Input temperature range: Pt100 -100 °C → +600 °C, Pt1000 -100 °C → +200 °C
Ambient temperature coefficient Tc: max. ± 15 ppm / °C
Ambient temperature influence (ΔT): Tc x (Tambient – 20) x (Tsensor + 273)
Pt-100 Data (excluding sensor)
Calibration error: @ Tamb. 20 °C max. ± 0.1 °C
Resolution: typ. 0.05 °C
Measuring current: max. 500 µA
Pt-1000 Data (excluding sensor)
Calibration error: @ Tamb. 20 °C max. ± 0.2 °C
Resolution: typ. 0.2 °C
Measuring current: max. 50 µA
Filter for analogue input signal
Type: 4th order low pass
Time constant: configurable 3.0 s – 50.0 s
Gain error: max. ± 0.1 %
Environmental Conditions
Ambient Temperature
Operating temperature: -25 °C – 70 °C
Storage temperature: -40 °C – 85 °C
Humidity
Relative humidity: max. 95%
Approvals
EMC EN61000-6-2, EN61000-6-3
Vibration IEC 60068-2-6
Frequency range: 2-100 Hz
Frequency / amplitude: 2-10 Hz: +/- 5.0 mm
10-100 Hz: +/- 2g
Sweep rate: max. 1 octave/min
Number of axes: 3 mutually perpendicular
