
DSP-22-2 User Manual
Page 6 of 25
DSP-22-2_MAN_E
Electrical Data
Loop Inductance:
20 microhenries to 1500 microhenries (including lead-in inductance). Not all
frequency settings are available at inductances below 30 microhenries.
Operating Voltage:
14 volts to 27 volts DC
Solid State Output Rating:
Maximum Output Current: 250 milliamps
Maximum Pull-Up Voltage: 30 volts
Maximum Voltage Drop Across Active Output: 0.3 volts
Relay Output Rating:
30 VDC, 2 amps (resistive)
110 VDC, 0.3 amps (resistive)
125 VAC, 0.5 amps (resistive)
Current Draw:
No Channel in Detect
1.62 milliamps typical @ 20VDC.
Channel 1 in Detect
23.94 milliamps typical @ 20VDC.
Channel 2 in Detect
30.75 milliamps typical @ 20VDC.
Both Channels in Detect
33.60 milliamps typical @ 20VDC.
Environmental Data
Operating Temperature:
-35°F to 165°F (-37°C to 74°C)
Storage Temperature:
-40°F to 176°F (-40°C to 80°C)
Humidity:
Up to 95% relative humidity non-condensing