Bryant SYSTXBBNIM01 user manual

Summary of the content on the page No. 1

Installation and Start-Up Instructions
EVOLUTION NETWORK INTERFACE MODULE
SYSTXBBNIM01
Cancels: NEW II NIM01-0-1
02-04
INTRODUCTION
The Network Interface Module (NIM) is used to interface the
following devices to the Evolution ABCD bus so they can be
controlled by the Evolution System. The following devices do not
have communication ability and the NIM is required to control:
 A Heat Recovery Ventilator / Energy Recovery Ventilator
(HRV/ERV) (when zoning is not applied).
 A non-communicating s

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The following color-code is recommended for each ABCD bus VI. VARIABLE-SPEED INDOOR UNIT WITH 2-SPEED connection: OUTDOOR UNIT WIRING A — Green = Data A 2-SPEED NON-COMMUNICATING OUTDOOR UNIT — B — Yellow = Data B The NIM can control a 2-speed non-communicating air condi- C — White = 24VAC (Common) tioner or heat pump (R-22 Series-A unit) with a variable-speed D — Red = 24VAC (Hot) indoor unit. See Fig. 4 for wiring details. It is not mandatory that the above color code be used, but each ABCD co

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B B G G R R Y Y Ventilator Connection Green Yellow A A A B B B C C C C D D D W O Y1 User Y2 Interface R Indoor Unit Fig. 2 — Ventilator (HRV / ERV) Connection A03143 B B G G R R Y Y Green Yellow Ventilator (if used) A A A B B B C C C C C D D D W2 W O O Y1 Y User Y2 R Interface R Furnace 1 Spd. Heat Pump Fig. 3 — Variable-Speed Furnace with 1-Spd. Heat Pump (Dual Fuel) A03144 B B G G R R Y Y Ventilator (if used) Green Yellow A A A B B B C C C C C D D D W2 W O O Y1 Y1 User Y2 Y2 R R Interface Indo

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1 1 PL3 L1 PL8 1 1 PL9 1 PL7 PL1 CARRIER PN 1 AB C D COMM NEUTRAL-L2 LEDS 1 W2 Y1 DHUM G COM W/W1 Y/Y2 R STATUS 24Y CODE OAT OAT PL4 Sensor HUM ACRDJ FUSE 3-AMP SEC-2 SEC-1 1-AMPS 115VAC FAC-2 EAC-1 PL2 VS HSI HI LO Fig. 5 — HK42FZ022 Furnace Board with Outdoor Air Temperature Connection A03230 © 2004 Bryant Heating & Cooling Systems 7310 W. Morris St. Indianapolis, IN 46231 Printed in U.S.A. iinim01-0-1 Catalog No. 809-60014 —4—