DSE DSE890 - SPECIFICATIONS; TEMPERATURE SPECIFICATIONS; POWER SUPPLY; CONFIGURABLE I;O

Specifications
057-165 ISSUE: 9.0
Page 8 of 53
2 SPECIFICATIONS
2.1 TEMPERATURE
2.1.1 OPERATING TEMPERATURE
Minimum Temperature
-30 C (-22 F)
Maximum Temperature
UL enviroment rating = +50 C (122 F)
None UL environment rating = +60 C (140 F)
2.1.2 STORAGE TEMPERATURE
Minimum Temperature
-40 C (-40 F)
Maximum Temperature
+80 C (176 F)
2.2 POWER SUPPLY
Minimum Supply Voltage
8 V continuous, 4 V for up to 5 minutes.
Cranking Dropouts
Able to survive 0 V for 100 mS providing the supply was at least 8 V
before the dropout and recovers to 8 V afterwards.
Maximum Supply Voltage
32 V continuous (transient protection to 64 V)
Power Up Current
3 A transient inrush at initial power up.
Typical Operating Current
630 mA at 12 V DC, 315 mA at 24 V DC
2.3 CONFIGURABLE I/O
Number
4 configurable general purpose input / outputs.
2.3.1 OUTPUTS
Type
Manually operated in the Site I/O section of the DSEWebnet
®
System.
Rating
2 A DC Resistive at Supply Voltage.
2.3.2 INPUTS
Type
Switch to plant supply positive to activate.
Low level threshold
2.1 V minimum.
High level threshold
6.6 V maximum.
Maximum input voltage
+50 V DC with respect to plant supply negative.
Minimum input voltage
-24 V DC with respect to plant supply negative.
Contact wetting current
7 mA typical.
Open circuit voltage
12 V typical.