ELECTRICAL SCHEMATICS
ES8
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G4CBHT - 208 to 240 Volts
1
12 Vac Input
2
12 Vac Input
3
Tank Water Level Probe
4
Vdd +5Vdc
5
Not Used
6
Tank Temperature Sensor
7
Tank Temperature Sensor
8
Data_Communication Next
(Not Used)
9
Vss- (Logic_Common)
10
Solid State Relay +5Vdc
11
Data_Communication First
12
Grinder Interlock
13
Solid State Relay - Common
14
UPM Ground
1
TX - Transmit
2
RX - Receive
3
Not Used
4
Vdd +5Vdc
5
Vss- (Logic_Common)
r
o
t
c
e
n
n
o
C
n
i
P
4
1
r
o
t
c
e
n
n
o
C
n
i
P
5
1
120V Hot Input
2
120V Hot Input
3
Brew Valve Right
4
Brew Valve Left
5
120V Neutral
6
Inlet Valve
7
Not Used
8
Not Used
9
Not Used
10
Not Used
11
Not Used
12
Not Used
13
Dilution Right
14
Dilution Left
15
Bypass Valve Right
16
Bypass Valve Left
17
Not Used
18
Not Used
19
Current Sensor
20
Current Sensor
1
12 Vac Input (Back Light)
2
Vdd +5Vdc
3
Vss- (Logic_Common)
4
Not Used
5
12 Vac Input (Back Light)
6
Data_Communication First
7
Not Used
8
Not Used
1
Vss- (Logic_Common)
2
TX - Transmit
3
Vdd +5Vdc
4
RX - Receive
5
Not Used
6
Not Used
(UCM TOUCH SCREEN)
Pin Assignments
(USB) Pin Assignments
6-Pin Connector
(UPM) Pin Assignments
r
o
t
c
e
n
n
o
C
n
i
P
0
2
r
o
t
c
e
n
n
o
C
n
i
P
8
Model
Voltage
V
Amps
A
Wa
Ʃ
s
W
Hertz
Hz
# of
Conductor
Wires
Phase
# of Tank
Elements
Tank Element
Ra
Ɵ
ng
W/V
208
21.5
4550
220
23.0
5100
240
25.0
6050
208
32.0
6700
220
34.0
7500
240
37.0
8900
ELECTRICAL RATING TABLE
50/60
3
1
2
2500W/220V
2500W/220V
G4CBHTx
3
1
3
50/60
