Datasheet

I em4 I 04 I www.em4-remote-plc.com
Digital 24 VDC and analog inputs 12 bits / 10 V & 11 bits / 0-20 mA- potentiometer - 4 inputs from ID to IG
Input used as digital input (power off state)
Input voltage 24 VDC (-15% / +20%)
Input current 1.5 mA @ 20.4 V
1.7 mA @ 24 V
2.1 mA @ 28.8 V
Input impedance 13.9 kΩ
Logic 1 voltage threshold u 11 VDC
Making current at logic state 1 u 0.8 mA
Logic 0 voltage threshold y 8 VDC
Release current at logic state 1 y 0.5 mA
Response time 1 to 2 cycle times
Sensor type Contact or 3-wire PNP
Conforming to IEC/EN 61131-2 Type 1
Input type Resistive
Isolation between power supply and inputs None
Isolation between inputs None
Protection against polarity inversions No
Status indicator On LCD screen
Cable length y 100 m
Input used as 0-10 V analog input
Measuring range
0  10 V
Input impedance 13.9 kΩ
Maximum value without destruction 28.8 VDC max
Input type Common mode
Resolution 12 bit / 10V
Value of LSB 2.45 mV
Conversion time Controller cycle time
Maximum error at 25°C (77°F) +/- 0.8 % of full scale
Maximum error at 55°C (131°F) +/- 1.2 % of full scale
Repeat accuracy at 55°C (131°F) +/- 0.5 %
Isolation between analog channel and power supply None
Protection against polarity inversions Yes for voltage y 10 V
Potentiometer control 2.2 kΩ / 0.5 W (recommended), 10 KΩ max.
Cable length y 10 m with shielded twisted cable (sensor not isolated)
Input used as 0-20 mA analog input
Measuring range
0  20 mA (4  20 mA by the application)
Input impedance 245 Ω
Maximum value without destruction 30 mA max
Input type Common mode
Resolution 11 bit (normalized at 0 - 2000) / 20 mA
Value of LSB 10 µA
Conversion time Controller cycle time
Maximum error at 25°C (77°F) +/- 1.2 % of full scale
Maximum error at 55°C (131°F) +/- 1.7 % of full scale
Repeat accuracy at 55°C (131°F) +/- 0.5 %
Isolation between analog channel and power supply None
Protection against polarity inversions Yes
Overvoltage protection Yes If the input voltage is > 7 V, this one is automatically switched on 0-10V conguration.
Cable length y 30 m with shielded twisted cable (sensor not isolated)