Rockwell Automation 440C Guardmaster 440C-CR30 Configurable Safety Relay User Manual - Manual (Page 47)

Rockwell Automation Publication 440C-UM001C-EN-P - November 2014 47
Safety Monitoring Functions Chapter 9
The available input selections for the Enabling Switch inputs are:
• EI_00…EI_11 (embedded input terminals 00…11)
• MP_12…MP_17 (multi-purpose terminals 12…17)
You can modify the number and types of inputs:
• 2 N.C.
• 2 OSSD
• 1 N.C.
Pulse testing can be disabled or set to 2 Sources. When 2 Sources is selected, the
next available test sources are automatically selected. You can modify the sources
afterward.
You can use the default Discrepancy Time and Input Filter or choose to modify
these settings.
Figure 34 - Example Schematic of a Dual Channel Enabling Switch Without Test Pulses
Figure 35 - Example Schematic of a Dual Channel Enabling Switch Using Test Pulses A and B
+24V DC
24V Com
05
CR30
02 01 00 03 04
A1 15 20 21 16
06
18 A2
07
19
08 10 11
12 13 14
09
17
+24V DC
24V Com
A B
05
CR30
02 01 00 03 04
A1 15 20 21 16
06
18 A2
07
19
08 10 11
12 13 14
09
17