Thermal Solutions EVS SERIES - Page 30

30
Figure 9d: Standard UL/FM/CSD-1 Wiring Diagram (EVS500-2000)
SAGE
CONTROLLER
LOW WATER
CUTOFF
OPTION
(SEE NOTE 1)
WATER FLOW SWITCH
BURNER ON/OFF SWITCH
HIGH LIMIT AND OPERATING
TEMPERATURE SWITCHES
HIGH AND LOW GAS
PRESSURE SWITCHES
CNO
CNC
CC
CNO
MM 750-
MT-120
2
1
P
GR
3
5
COMBUSTION AIR FLOW
SWITCH
CNO
UNUSED OPERATING LIMIT
10
18
17
20
19
22
21
237
K1
K1
26
42
FUSE
G
2
10 28
8
9
11
12
13
14
16
15
24
25
7
8
9
11
10
3
2
5
SENSE
MAIN FUEL VALVE
6
SENSE
COMBUSTION AIR
FLOW
SENSE
HIGH LIMIT
SENSE
GAS PRESS SWITCHES
SENSE
WATER FLOW SWITCH
SENSE
BURNER ON/OFF
SWITCH
SENSE
LOW WATER CUTOFF
6
2
2
2
L1
L2
G
SUPPLY POWER WIRING
120V-1PH-60HZ
43
31
32
34
35
33
36
K5
K5
29
37
38
K3
2
40
39
K4
41
4
4
5
3
K3
K5
K2
K3
SENSE
ALARM RELAY K2
K4
K6
HONEYWELL Q7800H
FLAME SAFEGUARD SUBBASE
AND
PROGRAMMER CONTROL
RM7896D 1027
CALL FOR
HEAT
47
48
49
K2
2
3
3
2
3
50
2
0
30
K6
45
46
3
2
44
F
O+
O-
R+
R-
OUTSIDE AIR
SENSOR
REMOTE SYSTEM
SENSOR
REMOTE ON/OFF(ENABLE/DISABLE)
SPARE INPUT
DOMESTIC HOT WATER PRIORITY
LOCAL/REMOTE(REMOTE CONTROL OR REMOTE SETPOINT)
OUTSIDE AIR
RESET OPTION
OUTLET
SENSOR
INLET
SENSOR
RJ45
C
SP
BP
VI
LO
SO
SYSTEM PUMP
(COLD AIR DAMPER,
SYSTEM PUMP BACKUP
OR ALARM)
SPARE
LOCKOUT INDICATOR
CONTROL RELAY OPTIONS
C-
C+
MR
MS
24VAC +
24VAC -
2
12
7
5
4
6
8
9
1
11
10
3
K1
CS
AL
PR
C
LC
CH
FUSE
24VAC +
24VAC -
2
3
7
5
4
6
8
9
1
10
Pin 6
Pin 1
Pin 7
Pin 1
BO
BC
BI
COMBUSTION BLOWER
SPEED CONTROL
CIRCUIT
115V TO 24V
TRANSFORMER
C
C
O+
O-
R+
R-
RJ11
21
2
5
VARIABLE
SPEED DRIVE
AC Tech SCF
GND TO
CHASSIS
G
IGNITION PILOT
IGNITION XFMR
INTERRUPTED
IGNITION PILOT
GAS VALVE
NC
NC
BURNER
THERMAL FUSE
VESTIBULE
THERMAL FUSE
UV SCANNER
GND XFMR
TO PILOT
BLOCKED AIR FILTER
SWITCH AND LIGHT
LT
NO C
LINE VOLTAGE ALARM
BLOWER MOTOR
AUXILIARY RELAY
MAIN FUEL
VALVE(S)
HIGH LIMIT OPERATING LIMIT
HIGH LOW
GND TO
CHASSIS
GAS
VALVE
GAS RATIO
ACTUATOR
VENT VALVE
(OPTIONAL)
E/H
L
N
GND TO
CHASSIS
L
N
27
FACTORY WIRING, LINE VOLTAGE
LINE TYPES:
FIELD WIRING, LINE VOLTAGE
FACTORY WIRING, LOW VOLTAGE (SEE NOTE 2)
FACTORY WIRING, SPECIAL IGNITER
FIELD WIRING, LOW VOLTAGE
13 14
CRA
4
13 14
CRA
3
13 14
CRA
2
13 14
CRA
1
5
9
5
9
5
9
5
9
12 VDC
0.5A MAX TOTAL
FOR SO, SP, BP,
V1, & LO
(2)
(1)
TO VSD
TERMS.
1
12
2
2
(38)
(37)
TO K3
RELAY ON
FLAMESAFEGUARD
SUBBASE
TERM. 37 & 38
OO V- V+ P- P+
CA HL GP WF
OPTIONAL
OPTIONAL WIRING
GND TO
CHASSIS
SEE FIG. 9A-9B FOR
BOILER
STATUS
Q7800H1009 INTERNAL WIRING
PRIMARY SECONDARY
REMOVE JUMPER BETWEEN RO & C
OR
REMOTE SETPOINT
REMOTE CONTROL
0-10 VDC INPUT
DP
LR
RO
C
SI
C
1
4
2
3
REMOTE
LOCAL
WHEN SWITCH OPTION IS USED.
PN: 102535-01
12 VDC
(FIELD SUPPLIED
CONTACTS/SWITCHES)
1&2
(VALID INPUT SIGNAL RANGE IS 1-9VDC)
ALARM BELL
ALARM SILENCE
PUSH BUTTON