Siemens SIPART PS2 6DR5020 Series Manual page 55

Digital inputs and outputs
Intrinsically
safe
Switching
amplifier to
EN 50227
Non--hazardous area
Figure 3-21 Alarm module 6DR4004-6A, Ex
Current output
Intrinsically
safe
Switching
amplifier to
EN 50227
Non--hazardous area
Figure 3-22 SIA module 6DR4004-8G, Ex
SIPART PS2 Manual
A5E00074631-01
Alarm module
6DR4004-6A
+
EEx
+8.2 V
EEx
+8.2 V
EEx
+8.2 V
EEx
Hazardous area zone 1 or zone 2
+8.2 V
EEx
+8.2 V
EEx
+8.2 V
EEx
Hazardous area zone 1 or zone 2
Preparing for Operation
11
12
+3 V
21
22
2K1
31
Fault
10K
32
message
2K1
41
Limit value A1
10K
42
2K1
51
Limit value A2
10K
52
SIA module:
6DR4004-6G
2K1
31
10K
32
2K1
41
10K
42
2K1
51
10K
52
Digital
≥1
input 2
Fault
message
Limit value
A1
Limit value
A2
55