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Terminal block assignment (4-pin)
Table 6-3
Pinout of the 24 V safety extra-low voltage (SELV)
Pin number
Assignment (24 VDC)
Labeling (example)
Pin 1
L1+ (24 VDC)
Pin 2
M1
Pin 3
M2
Pin 4
L2+ (24 VDC)
To wire up the power connector, use a copper cable of category 18-12 AWG or cable with a
cross-section of 0.75 to 2.5 mm².
6.7.2
Connecting devices with 100 to 240 VAC power supply
WARNING
Danger to life from line voltage for devices with a 240 V AC supply voltage
This device can only function correctly and safely if it is transported, stored, set up, and
installed correctly, and operated and maintained as recommended.
Connecting and disconnecting may only be performed by an electrical specialist.
Connect or disconnect power supply cables only when the power is turned off!
WARNING
Devices with a 100 ... 240 V AC supply voltage do not have an approval for hazardous areas
Devices with a 100 ...240 V AC supply voltage are not approved for use in hazardous areas
according to ATEX, IECEx, FM and UL HazLoc.
NOTICE
Securing cables with dangerous voltage
Make sure that the connector cannot be released accidentally by pulling on the connecting
cable. Lay the cables in cable ducts or cable channels and secure the cables, where
necessary, with cable ties.
Connecting up
6.7 Power supply
SCALANCE XR-300M
52
Compact Operating Instructions, 11/2019, A5E02661171-15
Содержание SCALANCE XR-300M
Страница 10: ...Introduction SCALANCE XR 300M 10 Compact Operating Instructions 11 2019 A5E02661171 15 ...
Страница 12: ...Safety notices SCALANCE XR 300M 12 Compact Operating Instructions 11 2019 A5E02661171 15 ...
Страница 56: ...Connecting up 6 7 Power supply SCALANCE XR 300M 56 Compact Operating Instructions 11 2019 A5E02661171 15 ...
Страница 82: ...Index SCALANCE XR 300M 82 Compact Operating Instructions 11 2019 A5E02661171 15 ...