Rev. 10-7-16
Part #C-00140
GT20 Control Wiring and Programming Manual
Programming the GT20 Control
4-9
Table 4-3
Terminal Connections
Terminal Connections
Terminal
Description
Connector
Description
X101
Opening Command Outside
8
24 VDC
9
OEO
10
GND
X101
Opening Command Inside
11
24 VDC
12
OEI
13
GND
X102
Key Operated Switch
1
24 VDC
2
KEY
3
GND
X103
Plug-In connection to the Power Supply Unit
N/A
N/A
X104
Emergency Close/Open/Stop
4
EmA
5
EmB
X105
Safety Element Stop
14
SE 24V
15
SE Stop
16
SE Test
17
GND
X106
Jumper
N/A
N/A
X107
Safety Element Reverse
18
SE 24V
19
SE Rev
20
SE Test
21
GND
X108
Motor or Electric Lock
27
EL 24V
28
GND
29
EL-COM
30
EL-NO
31
EL-NC
32
EL-Fb
X110
External Program Selector
SA
Auto
SL
Locked
SO
Open
SM
Manual
SW
One Way
SG
GND
X111
Present Sensor
PU
Programmable I/O Voltage
Sensor is only checked before the door moves
PI
Programmable Input
PO
Programmable Output
PG
GND
X113
Connection to the Encoder
N/A
N/A
X114
Power/Program Selector Switch
N/A
N/A
X115
Serial Port
N/A
N/A
X116
Connection to the Relay PCB Board
(Available March 2016)
N/A
N/A
X117
Can Bus
CG
GND
CL
CAN Low
CH
CAN High
X118
USB/Service
N/A
N/A
