Technical Data; System Controller (Xek23232 A); Water Temperature Sensor (Xek35524 A); Outdoor Temperature Sensor (Xek35438 A) - Hitachi YUTAKI Series Service Manual

Controller pack
Service Manual

4.13. TECHnICAl dATA

4.13.1. System Controller (xEK23232 A)

Power supply
Power Consumption
Ambient operating
Temperature
Storage Temperature
Humidity
dimensions
Material Base
Material Cover
degree of Protection
fire Class
Protection class
Emissions Standards
Immunity Standards
Safety Standards
CE Compliance
WEEE Compliance
roHS Compliance
Heat Pump Control Signal
Boiler output relay
dHW electric heater enable
output relay
All other output relays
Tariff / Timer Input
Heat Pump fault Input
rf receiver connection
diagnostic Interface

4.13.2. Water Temperature Sensor (xEK35524 A)

Element Type
Mounting
range, Precision
Cable length
dimensions (cartridge)
Protection class

4.13.3. outdoor Temperature Sensor (xEK35438 A)

Element Type
Mounting
range, Precision
dimensions
Housing
Electric Connection
Cable length
Protection Class
230Vac +10%, -15%, 50Hz
Max 5VA
0 to 50°C
-20 to 55°C
0 to 90% RH non-condensing
121 x 161.5 x 46mm (WxHxD)
PA-GF 25-FR
PC-FR (VO certified)
IP20 (IP30 with cable glands)
V0
Class I (according to EN60730-1)
Complies with EN61000-6-3
Complies with EN61000-6-1
Complies with EN60730-1:2007
93/68/EEC
2002/96/EC
2002/95/EC
0-20mA, (max 10V @ 20mA), cable length max 20m (with wire cross-section 0.5mm²)
Potential free contacts (24V-230Vac 0.5A)
Potential-free contacts (230Vac 1A)
230Vac 1A (3A total)
Input for potential-free contact (rated 5Vdc, switching current 1mA)
Input for potential-free contact (rated 5Vdc, switching current 100mA)
Serial communications according to OpenTherm® technical specification v2.3 (max 18V,
23mA, 1000 baud)
I²C Bus Specification v2.1. An I²C to RS232 interface is required for connection to a PC.
NTC 20k @ 25°C
Insertion well, or strap-on pipe with provided metal clip
+5 to +90°C, +/-1K
2m cable, 2 core. (max cable length 100m)
6.5mm Ø, 50mm long
IP62
NTC 20k @ 25°C
Outside wall mounting
-30 to +40°C, +/-1K
95 x 65 x 70mm (HxWxD)
Plastic (ABS)
Terminals for 2 x 1.5mm² cable
Max 100m
IP30
SMGB0066 rev.0 - 12/2009

Technical data

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