Emerson FloBoss S600 - Digital Input Schematic (Open Collector Device); Digital Input Schematic (Relay)

S600 Instruction Manual
Note: The return lines (such as pin 17 on SKT-E) must be connected to
a 24 Volts dc source. The DIGIN lines (such as pin 13 on SKT-E)
expect typical “open collector” (referenced to GND) connections.
Refer to Figures 4-23 and 4-24 for field wiring schematics.
Figure 4-23. Digital Input Schematic (Open Collector Device)
Figure 4-24. Digital Input Schematic (Relay)
Table 4-15. DIGIN Pin Connections for SKT-E
Pin Function
13 DIGIN-CH1
14 DIGIN-CH2
15 DIGIN-CH3
16 DIGIN-CH4
17 RETURN CH1-4
18 DIGIN-CH5
19 DIGIN-CH6
1 DIGIN CH-17
2 DIGIN CH-18
3 DIGIN CH-19
4 DIGIN CH-20
5 RETURN CH-17-20
6 DIGIN CH-21
7 DIGIN CH-22
8 DIGIN CH-23
9 DIGIN CH-24
10 RETURN CH 21-24
20 DIGIN CH-25
21 DIGIN CH-26
22 DIGIN CH-27
23 DIGIN CH-28
24 RETURN CH 25-28
25 DIGIN CH-29
Revised Jan-07 I/O 4-19