LAARS X-BAC BACnet Interface Module - Install and Operating Manual - Manual

Document 4233
Adds BACnet MSTP Capability
to Laars M4-LHS Controls
X-BAC
BACnet Interface Module
BACnet Interface Module
MSTP
1 2 3
A GND B
PRODUCT
COMM RS485
X-BAC
A
B
C
D
1 2
RUN PROGRAM DO NOT APPLY ANY VOLTAGE
TO INPUT TERMINALS
3 4 5 6 7 8 9 10 11 12 13 15 14 17 16 18 20 19 21 24 23 29 25 27 26 28 32 30 31
L N - + + T T O O RS-485 mA GND VLT
SYS A B C D PWR
CUR / VLT
A
- + + mA GND VLT - + + mA GND VLT + + mA
22
- GND VLT + mA
TEMP OUTDOOR
O O
TEMP SYSTEM EXTENSION
MODULE CUR / VLT
B
CUR / VLT
C
CUR / VLT
D PROVE /DHW
SHUTDOWN
/SETBACK
FOR ALL CIRCUITS
120VAC, 6A RESISTIVE
OUTPUT RATINGS:
1A PILOT DUTY, 15A TOTAL
115VAC 60Hz , 30VA MAX
INPUT RATINGS:
USE COPPER WIRE,
CLASS 1 WIRE ONLY.
CAUTION: RISK OF ELECTRIC SHOCK More than one disconnect switch may be required
to de-energize the equipment before servicing.
ENCLOSED ENERGY MANAGEMENT
EQUIPMENT 99RA
/TSTAT
M4-LHS
HYBRID CONTROL
RJ45 Communication Cable
A (+)
Ground
B (-)
To BACnet
MSTP
Installation and Operation Manual
HT#
059294-00
B
WArnIng
This control is strictly an operating control; it should never be
used as a primary limit or safety control. All equipment must have
its own certified limit and safety controls required by local codes.
The installer must verify proper operation and correct any safety
problems prior to the installation of this control.