Honeywell W7620

Base Unit

(with

cover)

Input

Expansion

Boards

Use with

W7459 Economizer Logic Module,

modulating spring

Damper Actuator

Contents

Main Honeywell q q Page Control Maintainability Reliability Communlcatlon Page Page Page installing I Mountlng Additional Boards Page I r If securing screws are not used, the expansion board will Figure 6 -Terminal Designation Label I I Power Wire Lengths to 30 Vac. Output Point Test Procedures GROUNDING in this Input Point lest Procedures 2. To disable a controller, remove both legs of I W7620 Tie each L connect the same side of the transformer secondary to the same terminal number on each W7620. to connect grounded secondary to will cause damage to the (using ground screw) together in the cluster. Earth-ground each cluster at some accessible point that is a good distribution ground. Electrical Ratings Temperature Ratings Page Page Canadian EMI PRINTED IN U.S.A.