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4-10
Table 4-2
Technical specifications of the AC power socket
Specification
Item
U200-A
U200-M
U200-S
Rated voltage range
100 VAC to 240 VAC, 50 Hz or 60 Hz
Maximum input current
2 A
1.5 A
Maximum power
100 W
54 W
Connecting the AC Power Cord
AC power supply
Rated voltage range: 100 VAC to 240 VAC, 50 Hz or 60 Hz.
AC power socket
z
Use a three-terminal, single-phase power connector with a grounding contact
z
Ground the power supply reliably. Normally, the grounding contact of the power supply system in a
building was buried during construction and cabling.
z
Before connecting the AC power cord, make sure that the power supply of the building is well
grounded.
Connection procedure
Follow these steps to connect the AC power cord:
Step1
Make sure that the PGND terminal is securely connected to the ground.
Step2
Connect one end of the supplied AC power cord to the power socket on the device, and the other end to
the power supply.
Step3
Check the status of the PWR LED on the front panel of the device. For the status of the power LED, see
Table 4-3.
Table 4-3
Status of the power LED
Status
Description
Off
No power supply is available or the power module is faulty.
On
The power module works abnormally.
Take the U200-S for example:
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