Installation instructions
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Overvoltage category: Class 2
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Pollution category: Class 2
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Operating Temperature: 0°C to + 60°C
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Operating Humidity: between 30% and 80%
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Equipment protection rating: IP21
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Maximum altitude for use: < 2000m
1.4.4 Communication
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Radio frequency and maximum power used: 868.0 MHz -
868.6 MHz / ERP <25 mW
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Receptor class 2
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YUTAKI H-LINK:
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Communication line: Non-polar, twisted shielded pair cable
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Communication system: Half-duplex
Communication method: Asynchronous
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Transmission Speed: 9,600 bauds
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Wiring length: 1,000 m maximum (total length of H-LINK
I/O bus)
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Maximum number of RF receivers: 1 H-LINK system RF
receiver
1.4.5 Simplified declaration of conformity
Hereby, Johnson Controls-Hitachi declares that the radio
equipment type 2 is in compliance with directive 2014/53/EU.
1.4.6 DSW configuration
Factory setting
In case of applying high voltage to the terminal 1-2 of TB
(Transmitting wires), the fuse on the PCB is cut. In such
a case, firstly correct the wiring to TB and then turn ON
switch 1 (as shown in the figure)
1.5 THERMOSTAT INSTALLATION
1 Locate the thermostat.
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Away from draughts
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Away from heat sources
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Away from direct sunlight
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Positioned about 1.2m – 1.5m from the floor
4
PMML0502 rev.1 - 01/2021
Do not place
in the sunlight
above a heat source
Avoid
air currents
Do not place
1.5 m