Interface specifications – Westermo ODW-641 User Manual
Page 12
12
6650-2291
Interface specifications
* External supply current capability for proper startup
Power
Rated voltage
ODW-641:
12 to 48 VDC and 24 VAC
ODW-641 Ex: 12 to 48 VDC
Operating voltage
ODW-641:
10 to 60 VDC and 20 to 30 VAC
ODW-641 Ex: 10 to 60 VDC
Rated current
300 mA @ 12 VDC
150 mA @ 24 VDC
75 mA @ 48 VDC
Rated frequency
ODW-641:
DC and 48 to 62 Hz
ODW-641 Ex: DC
Inrush current I
2
t
0.2 A
2
s
Startup current*
1.0 Apeak
Polarity
Reverse polarity protected
Redundant power input
Yes
Isolation to
PROFIBUS DP and Status port
Connection
Detachable screw terminal
Connector size
0.2 – 2.5 mm
2
(AWG 24 – 12)
Shielded cable
Not required
Status
Port type
Signal relay, changeover contacts
Rated voltage
Up to 48 VDC
Operating voltage
Up to 60 VDC
Contact rating
500 mA @ 48 VDC
Contact resistance
< 50 mW
Isolation to
PROFIBUS DP and Power port
Connection
Detachable screw terminal
Connector size
0.2 – 2.5 mm
2
(AWG 24 – 12)