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46
2604080000/03/08.2020
Manual u-control
6 Installation
| Inserting the SD card
6.5 Inserting the SD card
▶
Unlock the connector frame and open it as far as possible
(at least to an angle of 90°).
Opening the connector frame
▶
Insert the SD card as shown.
Inserting the SD card
▶
Close the connector frame.
6.6 Insulation test
Insulation tests on the u-control station have to be done ac-
cording to the national regulations, in any case necessarily
before each commissioning.
ATTENTION
The product can be destroyed by too
high test voltage!
Please note during insulation test:
–
within one channel the test voltage
between 24 V and GND must not exceed
28,8 V!
1)
–
A maximum test voltage of 500 V can be
applied tho all other connection points.
–
Up to 4000 V can be applied to the mod
-
ules UR20-4RO-SSR-255 and
UR20-4RO-CO-255:
–
between the four channels
–
between one channel and the system
voltage.
1) We recommend to short-circuit 24 V and GND on all pow
-
er supply connectors (controller, power-feed modules, safe
power-feed
modules and PLC-modules).
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