Spectrum Controls 1746sc-OAP8I - Manual (Page 14)

Installation Instructions
Isolated-Circuit
Discrete Input and Output Modules
12
Installing Your Module Into The SLC 500 Chassis
WARNING
EXPLOSION HAZARD
When in hazardous locations, turn off power before replacing or wiring
modules.
Failure to observe this precaution can cause equipment damage, severe personal
injury, or death.
WARNING
POSSIBLE EQUIPMENT OPERATION AND DAMAGE
Always remove power from the I/0 chassis backplane and terminal block
before removing or installing an I/O module.
• Failure to remove power from the backplane or terminal block can cause
module damage, degraded performance, or injury.
• Failure to remove power from the backplane can also cause injury or equip-
ment damage due to possible equipment operation.
This equipment is suitable for use in Class I, Division 2, Groups A, B, C,
and D, or non-hazardous locations only.
Before installing your module into the SLC500 chassis, make sure that
nothing will block the ventillation above and below your module. Also, at
high ambient temperatures, you may need to install forced air cooling to
prevent excessive heat buildup.
To install your module into the chassis, follow these steps:
!
!