Instruction/ maintenance manual of the product QS7800B Honeywell
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PRODUCT DATA 65- 0227- 2 ® U.S. Registered T rademark Copyright © 2002 Honeywell • All Rights Reserved QS7800B Network Interface ControlBus™ Module for Multi-Dropping 7800 SERIES Relay Modules A.
QS7800B NETWORK INTERFACE CONTROLBUS™ MODULE FOR MULTI-DROPPING 7800 SERIES RELAY MODULES 65-0227—2 2 ORDERING INFORMATION When purc hasing re placeme nt and modern izatio n product s from your TRADELIN E® wholes aler or dis tributor , refer to the TRADELINE® Ca talog or price sheets for com plete ordering nu mber .
QS7800B NETWORK INTERFACE CONTROLBUS™ MODULE FOR MULTI-DROPPING 7800 SERIES RELAY MODULES 3 65-0227—2 3. Inst aller must be a tra ined, exp erie nced servi ce technic ian. 4. Check ou t the product after installatio n, as provided in the Q7700 Network Interface Unit in s truct ions, form 63- 2278 an d S7810B instructi ons, form 65- 0228.
QS7800B NETWORK INTERFACE CONTROLBUS™ MODULE FOR MULTI-DROPPING 7800 SERIES RELAY MODULES 65-0227—2 4 a. Near a phone line. b. Within 4 000 ft (1219 m ) of all Relay Modules connec ted to the Network Interfa c e Uni t. c. Within 50 ft (15 m) of the p ersonal computer con necte d to t he 25- pin RS-232 port of the Netw ork Interface Unit.
QS7800B NETWORK INTERFACE CONTROLBUS™ MODULE FOR MULTI-DROPPING 7800 SERIES RELAY MODULES 5 65-0227—2 Fig. 6. M ulti-drop wiring. NETWORK INTERFACE UNIT PLUG-IN PLUG-IN POWER SUPPLY L1 L2 GND SYSTEM 2 A B C M11347A UNIVERSAL POWER SUPPLY POWER SUPPL Y .
QS7800B NETWORK INTERFACE CONTROLBUS™ MODULE FOR MULTI-DROPPING 7800 SERIES RELAY MODULES 65-0227—2 6 BUILDING A MULTI-DROP NETWORK Guideline s The s ubnetwork addressing in the Q7700 Network In terface Unit (NIU) is not contiguous. It is divided into two blo c ks, contain ing 198 and 24 addresses, re spectively .
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65-0227—2 G.R. Rev . 01-02 www .honeywell.com Printed in U.S.A. on recycled paper containing at least 10% post-consumer paper fibers. Automation and Control Solutions Honeywell International Honeywell Europe S.
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