GESTRA NRR 2-52, Оригинальная инструкция по установке

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NRR 2-52, NRR 2-53
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Weight
approx. 0.5 kg
Ambient temperature
when system is switched on: 0° ... 55 °C,
during operation: –10 ... 55°C,
Transport temperature
–20 ... +80 °C (<100 hours), defrosting time of the de-energized equipment before it can be put into
operation: 24 hours.
Storage temperature
–20 ... +70 °C, defrosting time of the de-energized equipment before it can be put into operation:
24 hours.
Relative humidity
max. 95%, no moisture condensation
Approvals:
TÜV certificate VdTÜV Bulletin "Water Lever 100" (= Water Level 100):
Requirements made on water level limiting & control equipment.
Type approval no. TÜV · WR · XX-427
(see name plate).
UL/cUL (CSA) Approval UL 508 and CSA C22.2 No. 14-13, Standards for Industrial
Control Equipment. File E243189.
Technical data
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URB 50
Supply voltage
24 VDC +/– 20%
Fuse
internal automatic
Power consumption
8 VA
Input / output
Interface for data exchange.
User interface
Analogue resistive touch screen, resolution 480 x 271 pixels, illuminated.
Dimensions
Front panel: 147x107 mm
Panel cut-out: 136x96 mm
Depth: 56 + 4 mm
Electrical connection
1 connector with 3 poles,
1 D-SUB connector with 9 poles.