Heat
load
Static
relay
10
11
OP2
14
2 - Electrical connections
Relay output
• SPST Relay N.O., 2A/250Vac
for resistive load, fuse 2AT
Triac output
• N.O. contact for resistive load of
up to 1A/250 Vac max., fuse 1A T
Logic output
not isolated
• 0…5Vdc, ±20%, 30 mA max.
2.3.5-A SINGLE ACTION
RELAY (TRIAC)
CONTROL OUTPUT
B
2.3.5-B SINGLE ACTION
LOGIC CONTROL
OUTPUT
B
2.3.5-C DOUBLE ACTION
RELAY (TRIAC)/RELAY (TRIAC) CONTROL OUTPUT
B
2.3.5-D DOUBLE ACTION
RELAY (TRIAC)/LOGIC CONTROL OUTPUT
B
2.3.5-E DOUBLE ACTION
LOGIC/RELAY (TRIAC) CONTROL OUTPUT
B
Load
Static
relay
10
11
OP2
Fuse
Coil of the
heat load
contactor
3
4
OP1
Fuse
Coil of the
heat load
contactor
3
4
OP1
Fuse
Coil of the
heat load
contactor
3
4
OP1
Fuse
Coil of the
cool load
contactor
13
14
OP3
Fuse
Coil of the
cool load
contactor
13
14
OP3
Cool
load
Static
relay
10
11
OP2
Varistor for
inductive load
24Vac only
Varistor for
inductive load
24Vac only
Varistor for
inductive load
24Vac only
Varistor for
inductive load
24Vac only
M4UK.ed6 20-05-2005 11:43 Pagina 14