Wiring the EOL resistor - PENN Controls - ADPT-MR5-RS485 - Electronic Refrigeration, Defrost, and Multi-Purpose Controller - ADPT‐RS285‐MR5 Communications Adapter

ADPT-MR5-RS485 Network Communications Adapter Installation Guide

Brand
PENN Controls
Product name
ADPT‐RS285‐MR5 Communications Adapter
Document type
Installation Guide
Part number
24-07664-03450
Document revision
A
Revision date
2019-07-11
Product status
Discontinued
Language
English

To configure a controller as an EOL device, connect the 220 ohm metal film resistor (MFR) (1/2 W) to the + and - terminals on the adapter. Refer to Connecting to a communications network in the MR5 Series Panel Mount Case Controller Technical Bulletin (LIT-12013019) for more information about a daisy-chain communications network.

Figure 1. Wiring the EOL resistor
Table 1. Wiring the EOL resistor
Callout Description
1 220 ohm resistor