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72 EVR1500 Installer/User Guide
Appendix E: Customer-Supplied Sensors
Customer-supplied sensors used with the EVR1500 environmental monitor
appliance must meet the requirements shown in the following table.
Requirements for Customer-Supplied Sensors
Analog Sensors Requirements
Power Must accept 12 VDC if powered by EVR1500
environmental monitor appliance.
Input Voltage Positive voltage between Ø to 40 V;
Example input minimum voltages are 1, 0, 0, 2.
Example input maximum voltages are 5, 5, 10, 10.
Input Current 4-20 mA sensors can be used with an external resistor
or the internal jumpers. Contact Avocent
Technical Support.
Pinout for RJ-45 Pin 1, ground.
Pin 5, voltage input (from sensor to EVR1500
environmental monitor appliance).
Pin 8, - +12 V output (from EVR1500 environmental
monitor appliance to sensor).
Scale Linear input required.
Digital Sensors
Input Voltage Ø to 5 VDC.
Pinout See Appendix C.