X = Normally open contact

I = Normally closed contact

1 = V250LA4 MOV or equal

RELAY

 

 

RELAY

 

 

 

 

 

 

K5 (K7)

 

 

 

 

K6 (K8)

 

 

 

 

 

 

 

 

 

x

 

x

I

 

I

 

 

 

 

 

 

 

 

x

 

 

 

CLK1 OR CLK2

 

 

 

 

 

 

 

MASTER CLOCK

 

1

2

3

4

5

6

7

8

FIELD CONNECTIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START SIGNAL

 

10 ASB MAX.

 

 

 

 

 

 

 

1

TO

120Vac

 

 

 

 

 

 

 

GENERATOR PRESTART

 

 

 

 

 

 

 

GENERATOR

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AC RTN

 

 

 

 

 

 

 

COMMON

 

Figure B-16

Electronic Coded Clocks

24A715/24A715M Master Clock Installation Manual

B-19