Westermo RFR-212-FB - Manual (Page 8)

8 6641-2223
Interface specifications
Power
Rated voltage
24 to 110 VDC
Operating voltage 16.8 to 143 VDC
(14.4 to 154 VDC for 100 ms)
Rated current
(using Westermo USB plug) 470 mA @ 24 VDC
130 mA @ 110 VDC
Inrush current 5 mA²s @ 24 VDC
79 mA²s @ 110 VDC
Startup current
(Power source capability) 600 mA @ 24 VDC
250 mA @ 110 VDC
Polarity Reverse polarity protected
Redundant power input No
Isolation to All interfaces and chassis
Galvanic connection to None
Connection M12 A-coded male
Connector size 0.2 – 2.5 mm² (AWG 24 – 13)
Shielded cable Not required
Shielded cable Not required
Miscellaneous –
M12 A-Coded Power Connector
Position Direction Description
2 1
3 4
1 U+ Positive supply voltage
2 – –
3 0 V 0 V
4 – –
Housing Shield Chassis of product (ground)