SRS SIM923A Pt RTD 温度控制器 (1.4 K - 873 K)

Inputs: 1 

Sensor type: Platinum and other RTDs

Measurement type: 4-wire

Excitation  (constant current): 1.0 mA ± 0.1 %; 10 µA ± 0.1 %

Sensor units: Ohms

Input range: 0 Ω to 1400 Ω (1 mA excitation),

0 Ω to 140 kΩ (10 µA excitation)

Calibration curves: DIN 43760 plus 1 user curve, 256 points

Temp. range (typ.): 1.4 K to 873 K (sensor dependent)

Display res.: 4 digits

Interface res.: 1 mΩ / 100 mΩ (1 mA / 10 µA)

Meas. res.: 1.2 mΩ / 120 mΩ (1 mArms / 10 µArms)

(1 mArms / 10 µArms)

Accuracy (23±1°C): 5 mΩ / 0.5 Ω + 0.01 % (1 mA / 10 µA)

Temp. coefficient: ±5 ppm/°C

Common Specifications:

Measurement rate: 5 readings per second

Scaled analog out: ±10 VDC full-scale range

   Full scale: 10 K, 100 K or 1000 K

   Resolution: 300 µV

   Accuracy: 1 mV

Monitor analog out:

   Offset: <20 µV (typical)

   Bandwidth: 4 kHz

Operating temp.: 0 °C to 40 °C (non-condensing)

Interface: Serial via SIM interface

Power (max.): 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.