Spectrum Controls 1756sc-OF8H Series A - Manual (Page 21)

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Read this chapter to install and wire your module. This chapter covers:
• avoiding electrostatic damage
• determining power requirements
• installing the module
• wiring signal cables to the module’s terminal block
!
Electrostatic Damage
Electrostatic discharge can damage semiconductor devices inside this
module if you touch backplane connector pins. Guard against electrostatic
damage by observing the following precautions:
Power Requirements
The module receives its power through the ControlLogix chassis
backplane from the fixed or modular +5 VDC and +24 VDC chassis
power supply. The maximum current drawn by the module is shown in
the table below.
Table 2.1 Maximum current drawn by the module
Module 5VDC Amps 24VDC Amps
1756sc-IF8H 0.300 0.070
1756sc-OF8H 0.200 0.230
Chapter 2