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4
Installation
Preparing for Installation
The OHDI-01 Module
The 115/230 V Digital Input module (OHDI) is an interface for
connecting six high voltage digital inputs to an ACS550 or ACH550
drive. The OHDI accepts 115 or 230 Volt inputs and converts them to 24
VDC for the drive. The input can be either of the following:
• Up to six 115 Volt inputs
• Up to three 230 Volt inputs
Module Layout
Low Side
24 VDC
Outputs (6)
Compatibility
The OHDI-01 is compatible with all ACS550, ACH550 and ACS800
drives.
Installation
115/230 V Digital Input Module – OHDI-01
OHD4
High Side
115/230
Digital Inputs
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