Rockwell Automation Publication 440R-RM003A-EN-P - July 2021 19
Chapter 3 MSR300 Safety Relay
Muting Lamp Module
The MSR300 safety relay family has a separate muting lamp module: the
MSR329. The GSR family has no equivalent; the machine control system can
provide a muting lamp function.
Figure 10 - Muting Lamp Module Terminals and Panel Space [mm (in.)]
Wiring Schematics Single Input Module, Single Output Module
At the basic level, the MSR300 safety relay system has one input module and
one output module. You can replace the MSR300 safety relay system with one
DI safety relay.
Automatic and Manual Reset
A1 A2
H11 G1 H12
H21 G2 H22
MSR329P
440R-W23217
17.5 (0.69)
No Direct Replacement in GSR Family
A1
S11 S21S12 S22
S32 L11 Y32L12
13
14S42
23
24
S34
A2
DI
440R-D22R2
0
1
2
3
4
56
7
8
41
42
13
14 24 34
23 33
K1
K2
S31S11 S41
S51
S34
Y10 Y11 Y12 Y13
A1S21
+24V DC
24V Com
A2
K1
K2
MSR310P
440R-W23219
K1
K2
K1
K2
Y41Y40 Y42
Y32Y31 Y33
MSR330P
440R-W23221
MSR320P
440R-W23218
S12
S42 S52 S62
S22 S32
LOGIC
Reset
Group 1
To PLC
Function 2
Group 1
Reset 1