BUILD-IN TOUCH TERMINAL
ETT 771
15.07.2020
Page 5
1.2
Electrical Requirements
Supply voltage
typ24 V DC (+18-30 V DC)
Current consumption of power
supply at +24 V
typically 180 mA
(without externally connected devices)
maximum 290 mA
(with external devices connected)
Current consumption of
standby voltage at +24 V
typically 110 mA
(without externally connected devices)
maximum 180 mA
(with externally connected devices)
Inrush current
600 mA (1 ms)
UL standard
for UL
(1)
: must be supplied with SELV / PELV and Limited Energy
Digital output also is SELV / Limited Energy.
(1)
In US according to Class 2 UL 1310 or UL 61010-1, 3
rd
edition, chapter 9.4 or LPS (limited power supply)
UL 60950-1 or Limited Energy UL 1585
1.3
Terminal
Dimensions
180 x 135 x 50 mm (W x H x D)
Material
front plate: until HW 2.x: 3 mm plastic, RAL 9006
since HW 3.0: 3 mm aluminum, unadulterated
Weight
until HW 2.x: circa 550 g
since HW 3.0: circa 591 g
1.4
Environmental Conditions
Storage temperature
-10 ... +80 °C
Environmental temperature
0
… +60 °C
Humidity
10-90 %, non-condensing
Operating conditions
Pollution degree 2
Indoor use
altitude up to 2000 m
EMC stability
according to product standard EN 60730-1
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)
duration 11 ms, 18 Shocks
Protection type
EN 60529
protection through housing
front: IP54 (no UL-rating)
cover: IP20 (no UL-rating)
