Omega RD-MV100 Series, User Manual

Page: 54 / 299

2-8
Alarm terminal position
Enclosed in parentheses are the relay numbers assigned to each option terminal.
Option terminal
Terminal arrangement (only the position of the alarm output terminals is
indicated.)
When the relay is not energized, NC is closed and NO is open. C is the common
terminal.
/A1, /A1/F1
/A2, /A2/F1
/A3, /A3/R1
Contact Specifications
Item Specification
Output type Relay transfer contact (energize/de-energize switchable)
Output capacity 250 VAC (50/60 Hz), 3 A
250 VDC, 0.1 A (resistive load)
Dielectric strength 1500 VAC (50/60 Hz) for one minute between output terminals and
earth ground terminal
For details related to the switching of energized/de-energized state of the alarm relays,
see section 6.4.
2.4 Alarm Output Wiring (/A1 to /A3, Option)