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www.NabcoEntrances.com GT20 Wire and Programming Manual
Rev 5-7-18 P/N C-00140
Table 4
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 connecon 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 Connecon to the Encoder N/A N/A
X114 Power/Program Selector Switch N/A N/A
X115 Serial Port N/A N/A
X116 Connecon 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