Mounting and Wiring VMA1400 Series Controllers Technical Bulletin
21
Low Spot for
Collecting Condensation
STDMOUNT
Figure 10: Standard Mounting
Wiring the VMA
Note: Refer to the project engineering drawings for wiring details.
All field wiring, with the exception of the N2 Bus, must be
kept in the same room with the controllers, to comply with
UL smoke control requirements. Refer to the Metasys Smoke
Control Wiring Technical Bulletin (LIT-636331) for details
on smoke control requirements.
!
CAUTION: Intermittent connections can occur when small
gauge solid wire is crimped into large spade lugs.
To wire the VMA:
1. Disconnect all power to the VMA.
2. Determine if spade lugs, removable 2- or 3-position screw
terminals, or phone cable is used.
2-position Removable Screw Terminal Connector
SNAPONS
Figure 11: Optional Removable Screw Terminals
2-position or 3-position (Accessory)
3. Terminate wiring per engineering drawings.
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