Electrical Wiring - Siemens CEREBRUS PYROTRONICS AD-3XRI Installation/Wiring Instructions

Air Duct Sampling Tube Pressure Measurement
CERBERUS PYROTRONICS
,

ELECTRICAL WIRING

Control of Normally Energized and De-Energized Devices
Connections for Control of Normally Energized and De-Energized Devices
8 32
8 32
TM
Figure 5
NOTES:
1. All relay contacts shown repre-
sent the condition they are in just
after a reset pulse - the normal
supervisory, no alarm condition.
2. If the alarm relay contacts on the
relay board are being used to
control 120 VAC operated equip-
ment, ensure that earth ground
is properly connected to the
internal ground strap, using the
proper conduit lock nuts.
Failure to provide proper
grounding may result in fatal electrical
shock and causes
non-conformance with national
.
and local codes