To Connect The Safety Thermostat (Normally Closed Contact) - Daikin ETBH16E9W Installer's Reference Manual

9.3.10 To connect the safety thermostat (normally closed contact)

EPRA14~18D + ETBH/X16E
Daikin Altherma 3 H HT W
4P644736-1D – 2023.10
1 Front panel
2 Switch box cover
3 Switch box
2 Connect the power consumption digital inputs cable to the appropriate
terminals as shown in the illustration below.
A
B
C
B
a Installation of EKRP1AHTA is required.
3 Fix the cable with cable ties to the cable tie mountings.
Wires: 2×0.75 mm²
Maximum length: 50 m
Safety thermostat contact: 16 V DC detection (voltage supplied by PCB).
The voltage-free contact shall ensure the minimum applicable load of
15 V DC, 10 mA.
—
1 Open the following (see
1 Front panel
2 Switch box cover
3 Switch box
A
1 2 3 4 5
C
"7.2.6 To open the indoor
9 Electrical installation
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3
2
1
A8P
X801M
1 3 2 5 4
a
4
unit" [ 73]):
3
2
1
Installer reference guide
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