SharpEye 20/20MPI, User And Maintenance Manual

Page: 33 / 64

Electrical Specifications 33
5 Technical Specifications
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In this chapter…
Electrical Specifications page 33
Approvals page 34
Mechanical Specifications page 34
Environmental Specifications page 35
5.1 Electrical Specifications
 Operating Voltage : 18–32VDC
 Power Consumption :
 Max. 16mA in standby
 Max. 40mA in alarm
 Electrical Outputs
 Dry Contact Relays:
Table 11: Contact Ratings
Relay Name Type Normal
position Maximum
Ratings
Alarm SPST N.O. 2A at 30VDC
Fault * SPST N.C. 2A at 30VDC
* The fault relay is normally energized and the contact is closed during
normal operation of the detector. The contact is open at fault condition or
low voltage.
 0–20mA current output:
 The 0–20mA is source option only.
 The maximum permitted load resistor is 600ohm.
Table 12: 0–20mA Current Output
State Output
Fault 0 + 0.5mA
Bit Fault 2mA±10%
Normal 4mA±10%
Warning 16mA±5%
Alarm 20mA±5%
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