AERCO Boiler Valve Controller (BVC) PRIOR to Serial-12-840-1 - Manual (Page 6)

CONTENTS AND TABLES
6
List of Illustrations
Figure 1 - The AERCO Boiler Valve Controller Box ..................................................................................... 8
Figure 2 - Mounting Foot Kit........................................................................................................................ 11
Figure 3 - Attached Mounting Foot ............................................................................................................. 11
Figure 4 - Benchmark Boiler I/O Box Location............................................................................................ 14
Figure 5 - KC Boiler I/O Box Location ......................................................................................................... 15
Figure 6 - Benchmark or KC Boiler I/O Box Terminal Strips ....................................................................... 16
Figure 7 - Boiler I/O Box Circuit Board ........................................................................................................ 17
Figure 8 - BVC Terminal Block Connection Points (4 Boiler Version) ........................................................ 21
Figure 9 - BVC Terminal Block Connection Points (12 Boiler version) ....................................................... 22
Figure 10 - Basic Wiring Diagram Depicting Interfacing a BVC (4 Boiler Version) with Two Boilers ......... 23
Figure 11 - Basic Wiring Diagram Depicting Interfacing a BVC (12 Boiler Version) with Two Boilers ....... 24
Figure 12 - ON/OFF Circuit Breaker and Fuses ......................................................................................... 25
Figure 13 - Valve Control Screen Logic Sequence (4 Boiler System) ........................................................ 28
Figure 14 - Valve Control Scenario 1 .......................................................................................................... 30
Figure 15 - Valve Control Scenario 2 .......................................................................................................... 32
Figure 16 - Manual Time Delay Scenario 1 ................................................................................................ 33
Figure 17 - Delay Timer Setting Screen ...................................................................................................... 34
List of Tables
Table 1 - BVC Connection Terminals from Boiler I/O Box AUX Relay (4 Boiler Sys) ................................ 18
Table 2 - Connection Terminals on the BVC from MOV (4 Boiler Sys) ...................................................... 18
Table 3 - BVC Connection Terminals from Boiler I/O Box AUX Relay (12 Boiler Sys) .............................. 19
Table 4 - Connection Terminals on the BVC from MOV (12 Boiler Sys) .................................................... 20
Table 5 - Touch Screen Differences ........................................................................................................... 26
Table 6 - Touch Screen Commands ........................................................................................................... 34
Table 7 - Spare Parts .................................................................................................................................. 35