AERCO Modulex E8 Controller (and BCM) For Modulex EXT Boilers User Manual
User manual, E8 controller, And bcm)
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E8 Controller and BCM for Modulex EXT
Installation, Operation & Maintenance Manual
OMM-0093_0A
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Page
1 of 108
GF-136-C
Ph.: 800-526-0288
PRI: 06/24/2013
GF-136-C
E8 Controller
(and BCM)
For Modulex EXT Boilers
USER MANUAL
Installation, Operation and Maintenance
Latest Update: 06/24/2013
E8 Controller
Boiler Communications Module (BCM)
Applies to Modulex EXT
Natural Gas Modulating &
Condensing Hot Water
Boilers, including Models:
•
EXT 321
•
EXT 481
•
EXT 641
•
EXT 802
•
EXT 962
•
EXT 1123
•
EXT 1530
•
EXT 1912
•
EXT 2295
•
EXT 2677
•
EXT 3060
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Table of contents
Document Outline
- CHAPTER 1: INTRODUCTION
- CHAPTER 2: E8 CONTROLLER AND BCM DESCRIPTION
- CHAPTER 3: E8 CONTROLLER OPERATION
- CHAPTER 4: E8 InItializATION and QUICK START GUIDE
- CHAPTER 5: E8 CONTROLLER MENUS AND SUB-MENUS
- CHAPTER 6: E8 SETUP AND PROGRAMMING
- 6.
- 6.1 Indoor/Outdoor Reset Mode
- 4.
- 5.
- 6.
- 6.1
- 6.2 Constant Set Point Mode
- 6.3 0 to 10 Volt Remote Set Point Mode
- 6.4 Domestic Hot Water Operation Using A Tank Sensor
- 6.5 DHW Operation Using an Aquastat
- 6.6 Boiler & Pump Enable/Disable
- CHAPTER 7: E8 ConnectOR TERMINAL ASSIGNMENTS
- CHAPTER 8: BOILER COMMUNICATIONS MODULE (BCM)
- 8.
- 8.1 BCM Description
- 8.2 BCM Fault Relay
- 8.3 BCM Configured as Back-Up Controller
- 8.4 BCM Configured as Primary Controller Utilizing Modbus
- 8.5 BCM Control of VFD Primary Pump
- 8.6 RS485 Loop Termination Resistors and Bias
- 8.7 Modbus Network Wiring Diagram
- 8.8 Modbus Software Set-Up
- 8.9 Multiple Modulex Boiler Heating Mode – Using A BMS II or ACS
- CHAPTER 9: BCM MODBUS AND ADDRESS ASSIGNMENTS
- CHAPTER 10: E8, BCM, AND BMM FAULT CODES