Lennox @DNOVA 2mAC ADVANCED CONTROLLER, Installation, Operating And Maintenance

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Page - IOM / @DNOVA-µAC-0907-E
P
1
2
3
4
5
6
7
8
9
A
b
c
d
E
F
G
Alarm
HL=
Flow alarm delay from fan start-up
Flow alarm delay during operation
Low pressure alarm delay from compressor
ON
Buzzer activation 0= OFF, 1-14= min. 15=
continuous
Reset alarms (various configurations)
Delta from effective set point for low temperature
alarm
Delta from effective set point for high temperature
alarm
Delta from set point for low humidity alarm
Delta from set point for high humidity alarm
Alarm delay high/low temperature/humidity on
start-up
Type of management of generic alarm input
ID5
0= no alarm connected
1= signal only alarm - automatic reset
2= signal only alarm - manual reset
3= serious alarm - automatic reset
4= serious alarm - manual reset
5= serious alarm - automatic reset also active
in stand-by
6= serious alarm - manual reset also active in
stand-by
Generic alarm delay
Return-supply temp. difference for supply temp.
alarm
Input ID4 selection
Input ID9 selection
High temper. prealarm enabling
type
0 1 2 3
Min Max
U.o.M. Var.
Def. Pres.
U F F F 0 250 s 10 20
U F F F 0 90 s 1 5
U F F F 0 250 s 1 40
U U U U 0 15 min 1 0
F F F 1 5 flag 1 1 5
U F U U 0 50 90 °C °F 1 10
U F U U 0 50 90 °C °F 1 10
U F U U 0 50 %rH 1 20 /2 ≠ 0
U F U U 0 50 %rH 1 20 /2 ≠ 0
U U U U 0 150 min 1 20
U F U F 0 6 flag 1 1
U U U F 0 250 s 1 60 Pb ≠ 0
U F F F 0 20 °C 0.1 3 /3 ≠ 0
36 °F
U F U F 0 1 flag 1 0
U F F F 0 1 flag 1 0
U F U U 0 1 flag 1 0
H
1
2
3
4
5
6
General
HL=
Machine model
0= ED unit
1= CW unit
2= CW unit (H/C)
3= shelter
No. of machines in rotation
0= stand-alone machine
1= unit (master)
2= units........6= 6 units
Address of unit in rotation
Rotation time between a series of units
0= test mode t=2 min
Operating mode of the 2 “cool” outputs Out1/
Out2
1= 1 compressor
2= compressors on 2 circuits
3= three-point valve
4= 2 compressors in binary parallel
5= 2 compr.s in tandem (50+50%)
Operating mode of the 2 “heat” outputs Out3/
Out4
0= no heating element
1= 1 heating element
2= 2 heating elements
3= three-point valve
4= 2 heating elements in binary
type
0 1 2 3
Min Max U.o.M. Var. Def. Pres.
F F F F 0 3 flags 1 0
U U U U 0 6 flags 1 0
U U U U 1 6 - 1 1 H2 ≠ 0
U U U U 0 250 h 1 0 H2
≠
0
F F F F 1 5 flags 1 1
F F F F 0 4 flags 1 1
DESCRIPTION AND CONFIGURATION OF THE PARAMETERS