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Verasys Boiler Controller Quick Start Guide

4

24

Hot water supply temperature 

HWS-T

25

Boiler 1 alarm status

BLR1-A

26

Boiler 2 alarm status

BLR2-A

27

Boiler 3 alarm status

BLR3-A

28

Boiler 4 alarm status

BLR4-A

29

Boiler pump 1 status

BP1-S

30

Boiler pump 2 status

BP2-S

31

Boiler pump 3 status

BP3-S

32

Boiler pump 4 status

BP4-S

33

Secondary hot water pump 1 status

SHWP1-
S

34

Secondary hot water pump 2 status

SHWP2-
S

35

Secondary hot water pump 3 status

SHWP3-
S

36

Secondary hot water pump 4 status

SHWP4-
S

Table 3: 

Boiler controller point to point wiring diagram 

(Part 3 of 3)

No

Description

Object 
name

Summary of Contents for LC-VAC3000-0

Page 1: ...or more information or to access Quicklit scan the following QR codes Mounting the controller To mount the controller complete the following steps 1 Mount a 20 cm 8 in section of 35 mm 1 3in DIN rail...

Page 2: ...ight of the controller Wire the 24 VAC supply power wires from the transformer to the HOT and COM terminals on the terminal plug as shown in Figure 6 Note Do not use the middle terminal on the supply...

Page 3: ...PUT COM VAC3000 OUT1 OCOM1 OUT2 OCOM2 OUT3 OCOM3 24V COM 24 VAC OUT IN 18 ICOM 18 15V COM MOD BUS COM OCOM4 OUT4 PWM COM OUT5 PWM PWM OUT6NO OCOM6 OUT7NO OCOM7 OUT8NO OCOM8 OUT9NO OCOM9 OUT11 A OUT11...

Page 4: ...s BLR4 A 29 Boiler pump 1 status BP1 S 30 Boiler pump 2 status BP2 S 31 Boiler pump 3 status BP3 S 32 Boiler pump 4 status BP4 S 33 Secondary hot water pump 1 status SHWP1 S 34 Secondary hot water pum...

Page 5: ...y contact 3 Boiler 3 isolation valve command BLR3 ISO C Relay contact 4 Boiler 4 isolation valve command BLR4 ISO C Relay contact 5 Secondary hot water pump 1 command SHWP1 C RIBU1C 6 Secondary hot wa...

Page 6: ...umps Sets the number of primary pumps Adjustable 1 4 Primary Pump Operation Type Sets the pumps operation type Adjustable Duty Standby Lead Lag Number of Secondary Pumps Sets the number of secondary p...

Page 7: ...trols declares that this product is also in compliance with the essential requirements and other relevant provisions of the EMC Directive Declared as Electronic Independently mounted control suitable...

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