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ELECTRICAL SCHEMATICS
G4 TEA BREWERS - 220-240 VOLT
G4TBA3x
G4CBA3x
ELECTRICAL RATING TABLE
Voltage
Amps
Wa s
Model
V
A
W
220
11.8
2600
230
12.4
2842
240
14.0
3100
# of
Hertz
# of Tank
Conductor
Phase
Hz
Elements
Wires
5
0
6 /
0
2
1
1
(UPM) Pin Assignments
2
0
P
n i
C
o
n
n
e
c
1
230Vac L1
230Vac L1
2
Brew Valve
3
4
Brew Valve
5
230Vac L2
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 Not Used
15 Not Used
16 Not Used
17 230Vac (Internal Use Only)
18 Not Used
19 Current Sensor
20 Current Sensor
1
4
P
n i
C
o
n
n
e
c
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
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
1
TX - Transmit
2
RX - Receive
Not Used
3
Vdd +5Vdc
4
Vss- (Logic_Common)
5
(USB) Pin Assignments
6-Pin Connector
Tank Element
1
Vss- (Logic_Common)
Ra ng
TX - Transmit
W/V
2
3
Vdd +5Vdc
2
5
0
0
W
2 /
2
0
V
4
RX - Receive
Not Used
5
Not Used
6
ES138
o t
r
o t
r
r
o t
r
A
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