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Honeywell Q7800A Manual
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Honeywell Q7800A Manual

22-terminal universal wiring subbase
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APPLICATION
The Q7800A,B is a universal wiring subbase for the 7800
SERIES Relay Modules and Expanded Annunciator
(S7830A). The universal wiring subbase provides terminals
for field wiring. Knife blade terminals located on the 7800
SERIES Relay Module or S7830A engage the Q7800
bifurcated contacts to make electrical connections.
The Q7800A1005 (2-sided) subbase is available for panel
mounting applications. The Q7800B1003 and Q7800B1011
(4-sided) subbases are available for burner or wall mount
applications. Knockouts are provided in the back, top and
bottom for conduit connections.
® U.S. Registered Trademark
Copyright © 1998 Honeywell Inc. • All Rights Reserved
Q7800A,B 22-Terminal
Universal Wiring Subbase
FEATURES
• Quick-mount wiring subbase for all 7800 SERIES
Relay Modules and S7830 Expanded Annunciator.
• Allows wiring of control system before installation of
relay module.
• Can be panel mounted (Q7800A) or burner or wall
mounted (Q7800B).
• Access slots provided for electrical measurements.
• NEMA 1 enclosure.
• Electrical access slot covers provided with Q7800B;
available option for Q7800A.
7800 SERIES
PRODUCT DATA
65-0084-3

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Summary of Contents for Honeywell Q7800A

  • Page 1 Relay Modules and S7830 Expanded Annunciator. • Allows wiring of control system before installation of relay module. • Can be panel mounted (Q7800A) or burner or wall mounted (Q7800B). • Access slots provided for electrical measurements. • NEMA 1 enclosure.

  • Page 2: Specifications

    Honeywell Inc., 1885 Douglas Drive North Minneapolis, Minnesota 55422-4386 (612) 951-1000 In Canada—Honeywell Limited/Honeywell Limitée, 155 Gordon Baker Road, North York, Ontario M2H 3N7. International Sales and Service Offices in all principal cities of the world. Manufacturing in Australia, Canada, Finland, France, Germany, Japan, Mexico, Netherlands, Spain, Taiwan, United Kingdom, U.S.A.
  • Page 3 7800 SERIES Q7800A,B 22-TERMINAL UNIVERSAL WIRING SUBBASE 23/32 (18) 1/2 (19) 7/8 in. DIA. KNOCKOUTS (7) 2-1/8 (54) 1 (25) FOR 1/2 in. CONDUIT USE NO. 6 MOUNTING SCREWS (4) L2(N) 1-13/32 (36) 4-31/32 (126) 2-1/4 (64) 1-5/8 (41) 1-11/32...
  • Page 4 7800 SERIES Q7800A,B 22-TERMINAL UNIVERSAL WIRING SUBBASE 23/32 (18) 3/4 (19) 3/4 (19) 7/8 in. (22) KNOCKOUTS (9) 2-1/8 (54) 1 (25) FOR 1/2 in. CONDUIT USE NO. 6 MOUNTING SCREWS (4) L2(N) 1-13/32 (36) 2-1/4 (64) 4-31/32 (126) 1-5/8...

  • Page 5: Installation

    7800 SERIES Q7800A,B 22-TERMINAL UNIVERSAL WIRING SUBBASE INSTALLATION WIRING When Installing this Product… 1. Refer to the equipment manufacturer’s wiring information and the appropriate 7800 SERIES Relay Module or S7830A Specifications for correct subbase 1. Read these instructions carefully. Failure to follow them wiring.

  • Page 6: Service Note

    Voltage checks can be accomplished by using the of nonconductive coatings and have corrosion- electrical access slots on the sides of the Q7800A,B. protected mating surfaces. Remove the electrical access slot covers on the Q7800B before making the voltage checks.
  • Page 7 7800 SERIES Q7800A,B 22-TERMINAL UNIVERSAL WIRING SUBBASE 65-0084—3...
  • Page 8 7800 SERIES Q7800A,B 22-TERMINAL UNIVERSAL WIRING SUBBASE Home and Building Control Home and Building Control Honeywell Asia Pacific Inc. Honeywell Inc. Honeywell Limited-Honeywell Limitée Room 3213-3225 Honeywell Plaza 155 Gordon Baker Road Sun Hung Kai Centre P.O. Box 524 North York, Ontario No.

This manual is also suitable for:

7800 seriesQ7800b