INFICON I/O1000 I/O module - Manual (Page 8)

8 Description
4 Description
4.1 Construction of the I/O module
1 - PLC IN
Digital inputs
Electrical insulation (max. 60 V DC, 25 V AC against GND)
Max. permissible input voltage: U = 35 V
Active signal: U = 13 ... 35 V (typically 24 V), I = approx. 7 mA
Inactive signal: U < 7 V (typically 0 V), I = 0 mA
Fig: 1 Front view
Fig: 2 Digital inputs
PLC-IN PLC-IN
1 Dyn CAL / Normal Cal
1 Dyn CAL / Normal Cal
2 SNIFF / VAC
2 SNIFF / VAC
3 STOP
4 ZERO
5 EXT.CAL
6 INT.CAL
7 CLEAR
8
9
10
11 PLC-IN-GND
3 STOP
4 ZERO
5 EXT.CAL
6 INT.CAL
7 CLEAR
8
9
10
11 PLC-IN-GND
24V-OUT
+
_ 0 V
24 V
0 - 24V
PLC/SPS
PLC/SPS