4 using the sd500-arm addressable relay module, 5 using a mr-201/t control relay from air products, Using the sd500-arm addressable relay module – SilentKnight 5820XL User Manual
Page 68
Model 5820XL / 5820XL-EVS Installation Manual
LS10061-001SK-E
4-35
4.14.4
Using the SD500-ARM Addressable Relay Module
When the SD500-ARM is wired for polarity reversal, it reports alarm and trouble events to a remote site. Alarms
will override trouble conditions and it will not be possible to reset the remote indicator until the condition is
cleared and the control panel is reset.
Wire the SD500-ARM as shown in Figure 4-44.
Figure 4-44 Polarity Reversal Connection Using the SD500-ARM Module
4.14.5
Using a MR-201/T Control Relay From Air Products
When the MR-201/T control relay is wired for polarity reversal, it reports alarm and trouble events to a remote
site. Alarms will override trouble conditions and it will not be possible to reset the remote indicator until the
condition is cleared and the control panel is reset.
If an alarm condition occurs, the alarm relay will close, overriding the trouble condition.
Current:
15 mA max.
Operating Voltage:
24 VDC nominal
Resistance:
4 K
To install the MR-201/T for polarity reversal, follow the steps below:
UL Listed EOL
1 k
To City Box
Intended for Connection to a
Polarity Reversal Circuit of A
Remote Station Receiving Unit
Having Compatible Rating.
Must be installed
in City Box enclosure