Hytek ALPHA Series Technical Data Manual page 10

ALPHA INSTALLATION WIRING DIAGRAM
CONSTANT SUPPLY
220 / 240V AC
FUSE - 16A
KEY/CARD CONTROL
SYSTEM RELAY
220/240V AC
16A MAX
MAINS / 230VAC JUNCTION BOX CONNECTIONS
220-240V
INPUT
L N
1 2
L
N
*
SUPPLIED WITH LINK FITTED BETWEEN TERMINALS 3 AND 4.
REMOVE LINK FOR REMOTE KEY/CARD CONTROL
LOW VOLTAGE / SIGNAL JUNCTION BOX CONNECTIONS
PULSE
OUTPUT
1 2
AUTH.
E
3 4 5 6
*
E
3 4 5 6
OPTO
ISOLATED
KEY/CARD CONTROL
SYSTEM PULSE
RELAY
INPUT TERMINALS
COMMON
50V 0.25A MAX
ALTERNATIVE
PUMPCONTROL -
KEY/CARDCONTROL
L
SYSTEM SWITCHED LIVE
SUPPLY 220/240V AC 16 A
MAX
EARTH
S855/2