SDM-8AI
User Manual
2.2. Technical Specifications
Power Supply
Voltage
10-30 VDC; 10-28VAC
Maximum Current
*
DC: 52 mA @ 24VDC
AC: 62 mA @ 24VAC
Maximum power consumption DC: 1,25W; AC: 1,5VA
Inputs
No of inputs
8
Voltage input
0V do 10V (resolution 1.5mV)
Voltage input
-10V do 10V (resolution 1.5mV)
Voltage input
0V do 1V(resolution 0.1875mV)
Voltage input
-1V do 1V(resolution 0.1875V)
Current input
4mA do 20mA (resolution 3.75μA)
Current input
0mA do 20mA (resolution 3.75μA)
Current input
-20mA do 20mA (resolution 3.75μA)
Measurement resolution
14 bits
ADC processing time
16ms / channel
Isolation
1500 Vrms
Digital outputs
Maximum current and voltage 500mA / 55V
Isolation
1500 Vrms
Temperature
Work
-10 °C - +50°C
Storage
-40 °C - +85°C
Connectors
Power Supply
2 pins
Communication
3 pins
Inputs & Outputs
2 x 10 pins
Configuration
Mini USB
Size
Height
110 mm
Length
62 mm
Width
88 mm
Interface
RS485
Up to 128 devices
*
Maximum current with active Modbus transmission, all inputs connected and all output active
Expansion Module – 8 analog inputs
User Manual
Version 1.2
4 / 18
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