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GT20 Wire and Programming Manual
www.NabcoEntrances.com
P/N C-00140
Rev 5-7-18
CHAPTER 6: PROGRAMMING THE GT20 CONTROL
Do not place finger or uninsulated tools inside the electrical GT20 Control . Touching wires or
other parts inside the enclosure may cause electrical shock, serious injury or death .
Shut Breaker OFF . Failure to do so may result in serious personal or fatal injury . When
uncertain whether power supply is disconnected, always verify using a voltmeter .
DN 1209
②
④
⑤
⑥
⑦
⑧
⑨
⑩
⑪
⑭ ⑮
⑬
⑯
⑱
⑰
②
②
③
①
⑫
Table 2
Terminals (1-13)
Terminals (1-13)
#
Description
#
Description
#
Description
1
Power/Program Selector Switch
7
Reference Switch Connection
13
Joystick
2
Connection Terminals
8
Potentiometer (FSlam)
14
LEDs
3
LCD Display
9
Connection to Encoder
15 Serial Port
4
CAN Bus Port
10 Connection to Power Supply
16
Status LED = green
5
Processor
11
Buzzer
17
Status LED = green
6
Relay PCB Board (available March 2016)
12
USB Port
18
Jumper
Table 3
LEDs (14)
LEDs (14)
LED
Description
Indicator
SOK
System OK
Green flashing
OE active
Opening Element
blue = activ
SE active
Safety Element
yellow = activ
ERROR
ERROR
red
E-Lock Relay
E-Lock Relay
white
DANGER
DANGER
