Siemens NK8225 Product Data Sheet page 10

Power supply requirements
Operating conditions
Dimensions
Weight
Digital Input
Digital Output
Power Supply Supervision
Module
Regulatory Approvals
(CE conformity)
Disposal
Technical data DF8090 Power Supply Supervision Module
DF8090
10
Building Technologies
Fire Safety & Security Products
Detailed specifications for LON network:
http://www.echelon.com/support/documentation/Manuals/078-0156-01G.pdf
Section: System Performance and Cable Selection
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Input voltage (DC power supply to NK8225 board)
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Power (NK8225 processor board)
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Power (fully equipped NK8225)
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NE8001
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Temperature range
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Humidity
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NK8225 boards
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NK8225 plastic cabinet for DIN-rail
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NK8225 in NE8001 / wall-mounted
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NK8225 boards
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NK8225 plastic cabinet for DIN-rail
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NK8225 in NE8001
DF8040 8Input Module (max 2 modules)
DF8020 8Output Module (1 module)
DF8090 Power Supply Supervision Module
EN 55022
EN 50130-4
EN 60950-1
This device includes electrical and electronic compo-
nents and must not be disposed of as domestic
waste.
Power Supply Supervision Module
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Mains failure: 220 Vac missing
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Battery low
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Power supply failure: trouble in AC/DC converter
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Battery protection fuse blown
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Battery: 12V, max 27 Ah
10-33 Vdc
6,34 W
8,34 W
100-240 Vac, 50/60Hz
0 to 50 °C
10 to 95 % non condensing
W x H [mm] 160 x 100 (Euro-size PCB)
W x H x D [mm] 180 x 108* x 80
W x H x D [mm] 385 x 450 x 150
*Excluding connectors
0,35 kg
0,7 kg (fully equipped)
8,5 kg (fully equipped)
Optical coupler Inputs
Max 30Vdc
Relay contacts (NO or NC)
Max 1A at 30 Vdc
Relay lifetime: 100'000 cycles
Supervision of power supply and battery
backup
EMC emission
EMC immunity
LVD (NK822x installed in NE8001)
Current local legislation must be observed.
Battery fuse is internal to DF8090 plastic box
Micro-fuse type: MSF 3.15A/250V