Isolated Power Supply - Johnson Controls FMS-1655 Series Installation Manual

Red / 24 VAC / 30VA
connected to the FMS
Only Class 2 wiring in
this compartment.
Ground
Blue
}
240 VAC
}
50/60 Hz
120 VAC
50/60 Hz
White
Black
*Note:
This product should be installed with the manufacturer provided isolated power supply and connected to an electrical
circuit protected by a minimum 20A circuit breaker. This circuit breaker should be mounted in an approved electrical
enclosure located separately, but in close proximity to this product.
Transformer
50/60 Hz
Stepdown Isolation Transformer
(provided with FMS-1655)
- 34 -
MOUNTING/WIRING

Isolated Power Supply

1 Amp Slow
Blow Fuse