Product data

DeltaV Product Data Sheet
October 2014 – Page 28 S-Series Electronic Marshalling
24 VDC Power CHARM
Specifications for 24 VDC Power CHARM
Device Type 24 VDC Power output
Status read back level for power Good > 10 VDC
Status read back level for power Bad < 5 VDC
Isolation Status read back circuitry is optically isolated and
factory tested to 1000 VDC. Output power has no
isolation from the injection point.
Field Circuit Protection - 2 Amp fuse located in Fused Injected Power
Terminal Block
- Field wiring disconnect
CHARM power req. 12 mA max @ 24 VDC
Injected power req. 1.01 Amps max @ 24 VDC
CHARM Heat Dissipation 0.32 W
Simplified Circuit and Connection Diagrams for 24 VDC Power CHARM with Fused Injected Power Terminal Block