EWC Controls BMPlus 3000 Technical Bulletin

The BMPlus Zone Control System allows you to easily
upgrade an inefficient single zone HVAC system, into a
Multi-zone, Energy savings, Comfort producing, HVAC
system. The Superior Design, Intuitive Firmware, Simple
Setup Options, Easy to Understand wiring and Backwards
Compatibility, makes the BMPlus Zoning system the
Contractors dream. Combined with EWC Motorized
Dampers and Any off-the-shelf Thermostats, EWC Controls
sets a another high standard in the residential & light
commercial Forced Air Zoning Industry.
The main module controls three zones
Zone
using motorized dampers and may be
Capacity
expanded up to 5, or 7 zones, using 1 or
2 XM2 Expansion Modules.
Compatible Controls 2 stage conventional or dual fuel
heat pumps, without the need for dual fuel
HVAC
kits. Also single or two-stage gas, oil, &
Systems
hydronic heating systems, with single or
two stage air conditioning. Constant or
variable speed fan systems.
Not compatible with 2 speed / 2 stage compressor heat pumps.
(3 stage heat pumps).
Compatible with any off the shelf
Compatible
H e a t
Thermostats
(2heat/1cool). You may also use
any regular Heat/Cool thermostat
(1heat/1cool). You may still use
regular Heat/Cool thermostats to
control a Heat Pump system.
Automatic
The BMPlus Zone system features
automatic changeover from any
Heat/Cool
thermostat allowing for individual zone
Changeover
comfort from the HVAC system.
Status LED
The STATUS LED pulses as a steady
heart beat to indicate active Micro-
processor status.
On board LED's illuminate to indicate
System LEDs
HVAC system mode, system status,
active and inactive zone identification.
See page 10 for details.
Damper LEDs
LEDs labeled Zone 1 thru Zone 7 indicate
which dampers are energized open.
All modules operate on 24vac power
Operating
supplied from a separate transformer. A
Power
single 40va transformer can power up to 7
zones with a total of 7 ND/URD dampers
directly connected. See page 9 for
details.
TB-228
EWC Controls Inc. 385 Highway 33 Englishtown, NJ 07726 800-446-3110 FAX 732-446-5362
P/N 090375A0228 9 November 2007 REV. B
P u m p T h e r m o s t a t
©
Copyright 2007 EWC Controls All Rights Reserved
Models BMPlus 3000/5000/7000 Rev. B
Leave this bulletin on the job site for future reference!
J 1
43
21
40 46
14 28
ZONE3
37 49
7 35
MOTOR
M6
42 34 52
OFF
2 ND STAGE LOW TEMP
M4
TIMER
OAS LIMIT
R 1 R 2
C 5
M2
R
K 1
M1
R
ZONE2
D 1
MOTOR U 1
K 2
M6
M4
M2
2
D
M1
K 3
C
ZONE1
9
U
MOTOR
3
D
M6
D 4
F1
M4
+ +
M2
M1
C 1 C 2
SW 3
4
K
24 VAC
T'FORMER
OAS
R
OFF
D 5
R 19
C 5
K
R 20
SYSTEM
21
R
G
D 6
R 22
Y2
6
K
23
R
Y1
R 24
O R 25
R 26
D 7
W1 B
R 27
K 7
W2 E
R 28
RH
R 29
RC
30
R
D 8
C R 31
K 8
R 32
RC RH
LINK
33
R
R 34
E W C
D 9
Figure 1
* BMPlus 3000 Control Panel
Contents
* Supply Air Sensor
* Technical Bulletin TB228
* Mounting Hardware
Thermal
The BMPlus module has a Thermal
Circuit
circuit breaker that protects the
Breaker module(s) from shorts in the damper
and thermostat field wiring. It will
not protect against shorts in the
HVAC system wiring.
CAUTION:
is tripped it will get quite hot. To
reset the breaker: Shut off power to
the panel. Find and repair the short.
Restore the 24VAC power.
Indoor Fan Any zone can activate the indoor fan
and only the dampers in zones calling
Control
for continuous fan operation will open.
Continuous fan operation will only
occur when there are no active or
pending, heat or cool demands. A dip
switch is provided to enable automatic
fan operation in heat mode. Useful for
straight electric heat or hydronic heat
applications. Fan operation is
s e a m l e s s a n d o c c u r s w i t h o u t
interruption from Cool to Heat mode.
CONTROL SYSTEM
D 10
140
26
D 11
130 150 19 33
D 12
120 160
D 13
12
40
110 170
5 47
HIGH TEMP 2 ND STAGE HEAT
LIMIT DIFFERENTIAL
R 3 R 4
C 7 C 15
C 8
15
U 3 R 40
16 D 21
R 14
R 82
R 44
U 2
C 10
RESET
4
U
C 11
R 48
R 13
12
R 50
13
C
C 14
Y 1
U 5
R
< >
HP SYSTEM GAS R 54
DF < HP > CONV
< >
HC TSTATS HP
O < RV > B
R 66
< >
2 ND STAGE TIMER
C 9
OFF < 50 % RULE > ON
< >
SAS ON
U 6
GAS < FAN > HYDRONIC
R 58
Z 1
STATUS R 60
LED 1
R 35
OAS
LED 2
SAS
3
LED U 7
ZONE 3
LED 4
R 71
R 64
ZONE 2
LED 5
ZONE 1
R 68
LED 6
LED 7
FAN
U 8
2
Y
LED 8
R 70
1
Y
LED 9
R 73
W 1 B 72
R
LED 10
R 77
W 2 EM
LED 11
R 76
BMPlus3000B
When the circuit breaker
E-Mail- info@ewccontrols.com
R 36
R 37
R 38
R 39
R 41
SAS
R 42
SAS
43
R
OAS
OAS
R 81
ZONE3
R 45
T STAT
C
R 46
W/E
R 47
O/B
R 49
Y
R
R 51
G
R 52
ZONE3 ZONE3
R 53
T T STAT STAT
79
C
R 78
W/E
O/B
R 55
Y
R 56
R
R 57
G
R 59
ZONE1
T STAT
R 61 C
W/E
R 62
O/B
R 63
Y
R
R 65
G
ONE
R 67
ZONE
R 69
EM
NORM
SW 4
1