Spectrum Controls 1771sc-IMI16 User Manual
Spectrum Controls Measuring instruments
Isolated AC/DC (22O/24O V) Input Module
16 Discrete Inputs
Cat. No. 1771sc-IMI16
Installation Data
To the Installer
This document provides information on:
• important pre-installation considerations
• power supply requirements
• installing the module
• using the indicators for troubleshooting
• module specifications
Throughout this document, we use the following symbol to make you aware
of safety considerations:
This symbol identifies information about practices or circumstances that can lead
to equipment damage, personal injury, or death. This symbol helps you identify
a hazard, avoid the hazard, and recognize the consequences.
Please read all the information in this document before installing the product.
This document assumes a full working knowledge of the relevant PLC.
Publication 0300125-02 Rev. B
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