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heat-timer Mini-MOD-CNC Installation And Operation Manual page 21

Condensing/non-condensing control for hydronic heating systems

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STARTUP SETTINGS
PROGRAM CHANGE SETTINGS
To be able to change the Mini-MOD-CNC settings the PROGRAM/RUN Switch must be
set to Program. The switch is located under the Enclosure Wiring Cover for security. The
Enclosure Wiring Cover can be secured using a lock.
STARTUP SEQUENCE
Button: MENU/<System Startup>
When powered, the Mini-MOD-CNC performs a self diagnostics-test on its components.
On the first power up, the System Startup screen will appear after the initialization is
complete. If it doesn't, the Mini-MOD-CNC has already been configured.
The System Startup menu sets the main parameters that relate to the heating application.
These settings must be set by the installer.
SENSOR TYPE
Reset °F, Reset °C, EMS °F, EMS °C
Button: MENU/<System Startup>/.../Sensor type
The same Heat-Timer temperature sensor can display in either °F or °C.
If any of the Reset options is selected, the control will use outdoor reset to calculate the
Target Temperature.
If any of the EMS options is selected, the control will require the use EMS 4–20mA
Interface (P/N 926741-00).
Selecting any of the °F options will display all temperatures in degrees Fahrenheit.
Selecting any of the °C options will display all temperatures in degrees Celsius.
Target
Target
Target
Temp
Temp
Temp
140°F
140°F
140°F
120°F
120°F
120°F
100°F
100°F
100°F
Target
Target
Temp
Temp
140°F
140°F
059102-00 REV. C
SWITCH MODE = TARGET TEMPERATURE
COND
COND
COND
COND
COND
COND
NON-
NON-
NON-
NON-
NON-
NON-
COND
COND
COND
COND
COND
COND
NON-
NON-
COND
COND
NON-
NON-
NON-
NON-
COND
COND
COND
COND
COND
COND
COND
COND
COND
COND
COND
COND
COND
COND
NON-
NON-
NON-
NON-
COND
COND
COND
COND
ENCLOSED
ENERGY
CAUTION
: RISK OF ELECTRIC SHOCK
MANAGEMENT
More than one disconnect switch may be required
EQUIPMENT
99RA
to de-energize the equipment before servicing.
Default: Reset °F
ABOVE THE SWITCH SET POINT
Condensing / Non-Condensing Control
Condensing / Non-Condensing Control
SYSTEM
SYSTEM
OUTPUT RATINGS:
OUTPUT RATINGS:
1
1
2
2
0
0
VAC
VAC
, 6
, 6
A
A
R
R
ESI
ESI
ST
ST
I
I
VE
VE
OD=
OD=
25
25
F
o
o
F
SYS=
SYS=
145
145
F
F
o
o
1
1
PI
A
PI
A
LOT
LOT
D
D
U
U
TY,
TY,
1
1
5A
5A
T
T
OT
OT
A
A
AL
AL
FOR ALL CIRCUITS
INPUT RATINGS:
INPUT RATINGS:
FOR ALL CIRCUITS
B
B
115VAC 60Hz , 12VA MAX
115VAC 60Hz , 12VA MAX
<<A>>
<<A>>
B
B
USE COPPER CONDUCTORS ONLY
USE COPPER CONDUCTORS ONLY
C
C
100%
100%
52%
52%
D
D
Non-Condensing are the Lead Group
C
C
A
A
OF ELECTRIC SHOCK
UTION
UTION
OF ELECTRIC SHOCK
: RISK
: RISK
M
M
or
or
e than one disconnect switch m
e than one disconnect switch m
ay be r
ay be r
equired
equired
to de-energize the equipment before servicing.
to de-energize the equipment before servicing.
DO N
DO N
OT
OT
APPL
APPL
AN
Y
AN
Y
Y
Y
VOL
VOL
TAGE
TAGE
PROGRAM
PROGRAM
RUN
RUN
T
T
O I N
O I N
PUT
PUT
T
T
ER
ER
MIN
MIN
ALS
ALS
Condensing are the Lag Group
Target Switch
Target Switch
= 120°F
= 120°F
Target Switch
Set Point
Set Point
= 120°F
Set Point
Condensing / Non-Condensing Control
Condensing / Non-Condensing Control
SYSTEM
SYSTEM
OUTPUT RATINGS:
OUTPUT RATINGS:
25
25
o
o
145
145
o
o
1
1
2
2
0
0
VAC
VAC
, 6
, 6
A
A
R
R
ESI
ESI
ST
ST
I
I
VE
VE
A
A
OD=
OD=
F
F
SYS=
SYS=
F
F
1
1
PI
A
PI
A
LOT
LOT
D
D
U
U
TY,
TY,
1
1
5A
5A
T
T
OT
OT
AL
AL
INPUT RATINGS:
FOR ALL CIRCUITS
INPUT RATINGS:
FOR ALL CIRCUITS
B
B
<<A>>
<<A>>
B
B
115VAC 60Hz , 12VA MAX
115VAC 60Hz , 12VA MAX
USE COPPER CONDUCTORS ONLY
USE COPPER CONDUCTORS ONLY
C
C
100%
100%
52%
52%
D
D
C
C
A
A
UTION
OF ELECTRIC SHOCK
UTION
OF ELECTRIC SHOCK
: RISK
: RISK
M
M
e than one disconnect switch m
or
e than one disconnect switch m
or
ay be r
ay be r
equired
equired
to de-energize the equipment before servicing.
to de-energize the equipment before servicing.
DO N
DO N
OT
OT
APPL
APPL
Y
AN
Y
AN
Y
Y
VOL
VOL
TAGE
TAGE
PROGRAM
PROGRAM
RUN
RUN
T
T
O I N
O I N
PUT
PUT
T
T
ER
ER
MIN
MIN
ALS
ALS
BELOW THE SWITCH SET POINT
Condensing / Non-Condensing Control
Condensing / Non-Condensing Control
SYSTEM
SYSTEM
OUTPUT RATINGS:
OUTPUT RATINGS:
1
1
2
2
0
0
VAC
VAC
, 6
, 6
A
A
R
R
ESI
ESI
ST
ST
I
I
VE
VE
OD=
OD=
25
25
o
F
o
F
SYS=
SYS=
145
145
F
o
o
F
1
1
PI
A
PI
A
LOT
LOT
D
D
U
U
TY,
TY,
1
1
5A
5A
T
T
OT
OT
A
A
AL
AL
FOR ALL CIRCUITS
FOR ALL CIRCUITS
INPUT RATINGS:
INPUT RATINGS:
B
B
115VAC 60Hz , 12VA MAX
115VAC 60Hz , 12VA MAX
<<A>>
<<A>>
B
B
USE COPPER CONDUCTORS ONLY
USE COPPER CONDUCTORS ONLY
C
C
100%
100%
52%
52%
Condensing are the Lead Group
D
D
C
C
A
A
OF ELECTRIC SHOCK
OF ELECTRIC SHOCK
UTION
UTION
: RISK
: RISK
M
M
or
e than one disconnect switch m
or
e than one disconnect switch m
ay be r
ay be r
equired
equired
to de-energize the equipment before servicing.
to de-energize the equipment before servicing.
DO N
DO N
OT
OT
APPL
APPL
AN
AN
Y
Y
Y
Y
VOL
VOL
TAGE
TAGE
PROGRAM
PROGRAM
RUN
RUN
T
T
O I N
O I N
PUT
PUT
T
T
ER
ER
MIN
MIN
ALS
ALS
Non-Condensing are the Lag Group
C
D
10 STARTUP MENU SEQUENCE
PROGRAM
-------- SETTINGS ----
Season
Winter
Set Point
<System Settings>
<Maintenance>
<History>
SETTINGS
<System Startup>
Season
Winter
BACK
SELECT
System Target
<System setting>
--- SENSOR TYPE ---
<Maintenance>
o
Set Point
F
<Histories>
o
Set Point
C
<System Startup>
o
Reset
F
o
Reset
C
BACK
SELECT
BACK
- EMS INPUT MODE -
Disable
SENSOR TYPE
Enable
Reset °F
BACK
Reset °C
EMS °F
EMS °C
-EMS 4ma SETPOINT -
BACK
120
o
F
[
BACK
-EMS 20ma SETPOINT-
220
o
F
[
BACK
-- OUTPUT A TYPE --
4-20ma
0-10v
0-5v
2-10v
1-5v
BACK
HEAT-TIMER CORP.
RUN
o
70
F
140°F
SAVE
SAVE
SAVE
]
SAVE
]
SAVE
SAVE
|
21

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