
PR1: 11/30/12 Page 40 of 112
Modulex E8 Controller and BCM
Operations and Maintenance Manual
AERCO International, Inc.
100 Oritani Dr.
Blauvelt, NY 10913
Ph: 800-526- 0288
4.7.1 Available Settings for Relay Functions 1 – 4
Table 4-8 lists the available Function selections for Multi-Function (MF) Relays 1 thru 4:
Table 4-8: Relay 1-4 Functions
00 No MF Relay Function
02 Circulation (Time)
05 Pump HS1
20 Temperature-Controlled Circulation Pump
22 Solid Fuel Boiler Integration (Not Applicable)
24 Return Flow Temperature Increase HS1
Return Flow Temperature Increase HS2
26 Return Flow Temperature Increase Via Buffer Storage
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