Agilent Varian Turbo-V 81-AG Controller 9698989

Used.
This item is in a used condition and has not been tested (either the unit does not require testing, or we are unable to test), it has some marks and scratches, (please check pictures carefully).

Powers up and runs self test ok

Agilent Varian Turbo-V 81-AG Turbomolecular Vacuum Pump Controller
The controller is a solid-state frequency converter with the following features:
Drives the pumps of the 81-NAV family
Powers the pump cooling fan
Drives the vent valve
Provides and acquires the pressure of the wide range gauge
Remote I/Os compatible with the previous version
Navigator default serial compatible with the previous RS 232 and 485 version
Speed reading after stop command