SLA-4AI-M Intrinsically safe analogue signal measuring converter with RS-485 output (MODBUS RTU)

Purpose: intrinsically safe transmission of analogue signals from a hazardous area to an explosion-proof area
Intrinsic barrier type: active with galvanic isolation
Signal type: voltage, current
Number of connected devices:4 (in differential connection); 8 (in single connection with one common contact)
Signal ranges: ±10 V; ±5 V; ±1 V; ±500 mV; ±150 mV; ±20 mA
Measurement error: not more than 0,1 %
Upper limit of signal variation range: ±10 V (±20 mA with an external shunt of 125 Ohm)
Supply voltage: 10-30 V
Power consumption: max. 1 W
Explosion protection marking: [Ex ia] IIC/IIB/I
Operating temperature range: -40°C to +70°C
Average MTBF: 100 000 hrs.
Average service life, not less than 12 years
Overall dimensions (HxWxH): 99.4x22.5x109
Mounting: on DIN-rail
Degree of protection: IR20 according to GOST 14254-2015
Warranty: 18 months