Weidmuller SAI Active Universal Pro Series, Manual

Page: 84 / 177

Connecting the SAI Distributor
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Technical data
Supply voltage 24 V DC
Limit values 18 V DC to 30 V DC
Contact load per pin 3 A
Reverse polarity protection yes
Current input module approx. 50 mA
Analogue inputs 4 channels
Plug-in stations AI0, AI1, AI2 and AI3
Grouping one group for four channels
Permissable common-mode voltage +/- 50V
Permissible input voltage -3 V DC to +3 V DC (protected against polarity reversal)
Sensor types types J, K, L, B, E, N, R, S, T, U, +/-15mV…+/-250mV
Sampling period 54-620 ms adjustable per analogue input
Accuracy < 0.5 % from the upper limit of effective range
Temperature coefficient < 300 ppm/K of upper limit of effective range
Cold-junction compensation external PT1000 connection on pin 1 and pin 3
Sensor current for PT1000 0.2mA
Resolution of thermocouple 0.1 °C
Resolution -mV-range depending on range, 0.5 - 8uV
General technical data:
Ambient temperature during operation 0 to +60 °C acc. to EN 61131-2
Ambient temperature during storage -25 to +85 °C acc. to EN 61131-2
Protection class IP65 / IP67
Dimensions L x W x H 155 x 30 x 32 mm
Weight 150 g
Article order number 1938720000
Article designation SAI-AU M12 SB 4THERMO
Table 65 Technical data, SAI-AU M12 SB 4THERMO