TOUCH OPERATING PANEL
HZS 7321
04.09.2020
Page 13
4.2
Electrical Requirements
Supply voltage
+24 V DC ±20 %
Current consumption of power
supply at +24 V
typically 275 mA
(without externally connected devices)
maximum 675 mA
(with external devices connected)
Current consumption of
standby voltage at +24 V
typically 170 mA
(without externally connected devices)
maximum 580 mA
(with external devices connected)
Inrush current
maximum 27 A for 50 µs
4.3
Environmental Conditions
Storage temperature
-10 ... +80°C
Environmental temperature
0 ... +60°C
Humidity
10-95 %, non-condensing
Installation altitude above sea
level
0-2000 m without derating
> 2000 m up to a maximum of 5000 m with derating of the maximum environ-
mental temperature by 0.5 °C per 100 m
Operating conditions
pollution degree 2
EMC stability
according to product standard EN 60730-1
Residential and industrial environment (EN 61000-6-1, EN 61000-6-2,
EN 6100-6-3, EN 61000-6-4)
Vibration resistance
EN 60068-2-6
2-9 Hz amplitude 3.5 mm
9-200 Hz 1 g (10 m/s²)
Shock resistance
EN 60068-2-27
15 g (150 m/s²)
Protection type
EN 60529
protection through housing
front: IP54
cover: IP20
