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3.3 Power Supply Specifications
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
PART NAME
5
EMC DIRECTIVE
6
INSTALLATION
7
WIRING
8
OPTION
3.3 Power Supply Specifications
Remark
Operation at momentary power failure
The GOT continues to operate even upon 5ms or shorter instantaneous power
failure.
The GOT stops operating if there is extended power failure or voltage drop, while it
automatically resumes operation as soon as the power is restored.
Item
Specifications
GT1020-LBD GT1020-LBD2 GT1020-LBL
Input power supply voltage 24VDC (+10% -15%), ripple voltage 200mV or less
5VDC (±5%), supplied from
the PLC
Fuse (built-in, not
exchangeable)
0.4A −
Power consumption 1.9W (80mA/24VDC) or less 1.1W (220mA/5VDC) or less
At backlight off 1.2W (50mA/24VDC) or less 0.6W (120mA/5VDC) or less
Inrush current 13A or less (26.4VDC) 1ms −
Permissible instantaneous
power failure time
Within 5ms −
Noise immunity
Noise voltage : 1000Vp-p
Noise width : 1 s (by noise simulator of 30 to 100Hz noise frequency)
Dielectric withstand voltage
500VAC for 1 minute
(across power supply terminals and earth)
−
Insulation resistance
10M or larger by insulation resistance tester
(across power supply terminals and earth)
−
Grounding
Class D grounding (100 or less),
To be connected to the panel when grounding is not
possible
−
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