2.3.1 POWER SUPPLY
Switching power supply with mul-
tiple isolation and internal PTC
• Standard version:
Nominal voltage:
100...240Vac (-15...+10%)
frequency 50/60Hz
• Low Voltage version:
Nominal voltage:
24Vac (-25...+12%)
frequency 50/60Hz
or 24Vdc (-15...+25%)
• Power consumption 2.6W max.
L
1
included PTC
Supply
N
2
2.3.3 0P2 OUTPUT
A] SSR drive output, not isolated
0...5Vdc, ±20%, 30mA max.
Static
relay
10
11
B
2.3.2 OP1 OUTPUT
A] Single relay output
• NO contact for resistive load of
up to 2A/250Vac (4A/120Vac)
max.
• Fuse 2AT/250Vac (4AT/120Vac)
(IEC 127)
B] Triac Output
• NO contact for resistive load of
up to 1A/250Vac max.
~
• Fuse 1A
B] Single relay output
• NO contact for resistive load of
up to 2A/250Vac (4A/120Vac)
max.
Load
~
• Fuse 2A
T (IEC 127)
T (IEC 127)
2 - Electrical connections
Fuse
3
4
Coil of
the load
Varistor for
contactor
inductive load
24Vac only
Fuse
3
4
Coil of
the load
Varistor for
contactor
inductive load
24Vac only
Fuse
15
16
Coil of the
Varistor for
load
inductive load
contactor
24Vac only
B
B
11
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