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Specifications
< Operating Voltage Range:
24Vdc nominal: 10.5 to 32Vdc
If a fuse is rated in line with the main power supply, it should be a 1A slow-blow type. If a power
supply with current limiting is used it should have a rating appropriate for the inrush current
required by the product.
< Power Consumption (UVU-140-A):
1.92 Watts nominal 2.4 Watts maximum @ 24Vdc
80mA nominal 100mA maximum @ 24Vdc
Inrush Current 250 mA for 2.5 ms
< Power Consumption (UVU-140-AR):
2.4 Watts nominal (fault relay energized) @ 24Vdc
2.9 Watts maximum (fire & fault relays energized) @ 24Vdc
100mA nominal @ 24Vdc 120mA maximum @ 24Vdc
Inrush Current 380 mA for 2.5 ms
< Temperature Range:
Operating: -40ºC to +85ºC (-40/F to +185/F)
Storage: -55ºC to +125ºC (-67/F to +257/F)
< Dimensions:
Refer to Figures 4, 5, 6 and 7
< Detector Enclosure Materials:
NEMA 4X anodized copper-free aluminum or stainless steel (optional)
< Shipping Weight (approximate):
2 lbs (0.9 kilograms) aluminum
< Certification:
CSA, NRTL/C, NEMA 4X certified for hazardous locations
Class 1, Division 1, Groups B, C and D
IEC approval Ex d IIB+H2 T5 (Class 1, Zone 1, Groups IIB+H2 T5)
< Spectral Sensitivity Range:
The detectors respond to UV radiation over the range of 185 to 260 nanometres
(1850 to 2600 angstroms)
< Cone of Vision:
120 degree cone of vision when measured in accordance with NFPA 72 guidelines
< Current Outputs:
4-20mA DC into a maximum external loop resistance of 600 Ohms at 10.5 to 32Vdc
< Relay Contacts: (Available on UVU-140-AR only)