12.3 Unit Specification
227
Chapter 12 Specifications
12
12.3.4 Model 8997 Alarm Unit
Number of Output
Channels
15 channels
Up to 15 output channels are available for analog, pulse and digital inputs (each output
channel is isolated from the others and from the 8423 HiLogger).
Output Terminals M3 screw-type terminal block (two terminals per channel)
Output Type Open collector (active low)
Maximum Switching
Capacity
5 to 60 VDC, 10 mA
Output Refresh Once each recording interval
Maximum Rated Voltage
to Earth
600 Vrms or 600 VDC
(between each output channel and main unit, and between each unit)
Maximum Rated Voltage
between Channels
33 Vrms or 70 VDC (between each output channels)
Dielectric Strength 4.29 kVAC for 1 minute
(between each output channel and main unit, and between each unit)
350 VAC for 1 minute (between each output channels)
Location for Use Altitude up to 2000 m (6562 feet), indoors,
Pollution degree 2
Operating Temperature
and Humidity
Temperature : 0 to 40°C (32°F to 104°F)
Humidity : 30 to 80%RH (no condensation)
StorageTemperature
and Humidity
Temperature : -10 to 50°C (14°F to 122°F)
Humidity : 80%RH or less (no condensation)
Dimensions Approx. 38.5W × 133H × 141.2D mm (1.52”W × 5.24”H × 5.56”D)
(excluding projections)
Mass Approx. 500 g (17.6 oz.)
Accessories Instruction Manual, Connection Plate
Applying Standards Safety EN61010
EMC EN61326 Class A
Product warranty period 3 years
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