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ELECTRICAL SCHEMATICS
G4 TEA BREWERS
ELECTRICAL RATING TABLE
Voltage
Amps
Wa s
Model
V
A
W
G4TB
G4CB
G4RTB
120
13.8
1650
G4RSTB
G4STB
G4TB2
G4CB2
G4RTB2
120
12.5
1500
G4RSTB2
G4STB2
# of
Tank Element
Hertz
# of Tank
Conductor
Phase
Hz
Elements
Wires
50/60
2
1
1
1600V/120V
50/60
2
1
1
1450V/120V
(UPM) Pin Assignments
2
0
P
n i
C
o
n
n
e
c
o t
1
120V Hot Input
120V Hot Input
2
Brew Valve
3
4
Not Used
5
120V Neut ral
Inlet Valve
6
7
Not Used
8
Not Used
Triac Gate
9
10 Triac A2
11 Not Used
12 Not Used
13 Dilut ion Valve Right
14 Dilut ion Valve Left
15 Sweetner Pump
16 Sweetner Pump
17 120Vac Neutral (Internal Use Only)
18 Not Used
19 Current Sensor
20 Current Sensor
1
4
P
n i
C
o
n
n
e
c
o t
1
12 Vac Input
2
12 Vac Input
3
Tank Wat er Level Probe
Vdd +5Vdc
4
5
Not Used
6
Tank Temperature Sensor
Tank Temperature Sensor
7
(Not Used)
8
Dat a_Communicat ion Next
9
Vss- (Logic_Common)
10 Not Used
11 Dat a_Communicat ion First
12 Not Used
13 Not Used
14 UPM Ground
(UCM TOUCH SCREEN)
Pin Assignments
8
P
n i
C
o
n
n
e
c
o t
r
1
12 Vac Input (Back Light)
2
Vdd +5Vdc
3
Vss- (Logic_Common)
Not Used
4
12 Vac Input (Back Light)
5
6
Dat a_Communicat ion First
7
Not Used
Not Used
8
5
P
n i
C
o
n
n
e
c
o t
1
TX - Transmit
2
RX - Receive
Ra ng
Not Used
3
W/V
Vdd +5Vdc
4
Vss- (Logic_Common)
5
(USB) Pin Assignments
6-Pin Connector
1
Vss- (Logic_Common)
TX - Transmit
2
3
Vdd +5Vdc
4
RX - Receive
Not Used
5
Not Used
6
ES11
r
r
r
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