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Inputs: 4
Sensor type: RTDs
Measurement type: 4-wire
Excitation: 4 constant current sources 1.0 mA ± 0.1 %, ±5 ppm/°C
Sensor units: Ohms
Input range: 0 Ω to 1400 Ω
Calibration curves: DIN 43760, 4 user-defined curves, 256 points each
Temp. range (typ.): 20 K to 873 K (sensor dependent)
Display res.: 4 digits
Interface res.: 1 mΩ
Meas. res.: 1.2 mΩrms
Meas. acc. (23±1 °C): 5 mΩ + 0.01 % of reading
Temp. coefficient: ±5 ppm/°C
Common Specifications:
Operating temp.: 0 °C to 40 °C (non-condensing)
Interface: Serial via SIM interface
Connectors:
Two DB9 (female):
4 wire measurement + ground (Ch 1 & 2)
4 wire measurement + ground (Ch 3 & 4)
DB15 (male) SIM interface
Power: Power supplied by the SIM900 Mainframe, or optionally by a user-supplied DC power supply (±15 V and +5 V).
Dimensions: 1.5" × 3.6" × 7.0" (WHL)
Weight: 1.4 lbs.
