Alpha PK427A User Manual

CONNECT
THESE (2)
WIRES TO
16VAC
(polarity not
important)

#1
#1
#1

#2
#2
#2

ON PK543
CONNECT
TO TERMINALS
'K' and 'D'. ON OTHER
SYSTEMS CONNECT TO
16VAC DOOR OPENER
OUTPUT!

JUMPER

(JUMPER WIRE

MUST BE USED

BETWEEN

TERMINALS

'K' and '8')

NOTE:

Each PK427A provides two (2) sets
of Form 'C' relay outputs. Each
terminal 'A' is the Common, each
terminal 'B' is the Normally Closed
and each terminal '7' is the Normally
Open set of contacts

INSTALLATION GUIDELINES and GENERAL INFORMATION:

COMMON

NORMALL Y CLOSED
NORMALL Y OPEN

1. See the specific system wiring diagram for the balance of the wiring connections required.

2. All low voltage wiring is #18 A WG, unless otherwise noted.

3. Observe all local and national electrical codes.

4. DO NOT exceed recommended voltages.

5. When used with a magnetic door lock, a separate DC power supply is required for the
magnetic door lock(s).

TYPICAL WIRING INSTRUCTIONS

FOR PK427A SPECIAL TY RELAY UNIT

42 Central Drive, Farmingdale NY 11735-1202

[phone] Fax: [phone]

TOLL-FREE Technical Line 1-800-666-4800

Email:[e-mail]

Copyright© 2001, Alpha Communications®, All Rights Reserved

Showing (Dual) Normally Open and Normally
Closed Form 'C' Relay Contacts (2 sets)

A WD060 Rev . 1 (05/01)