Marsh Automation Pvt. Ltd.

Regeltek Actuators

Accessories for Regeltek Actuators
Following optional extra accessories available in all the models of Regeltek actuators.
* Travel Limit Switches: Two additional travel limit switches with 1 NO + 1 NC changeover potential free
contacts can be provided.

* Feed back Potentiometer: Maximum two feed back potentiometers can be provided to give the out put of
change in resistance with respect to the mechanical movement of the actuator out put shaft.

* Position Transmitter -Model PPT-200: This unit converts resistance out put from the Potentiometers into the
control signal of 4-20 mA thru a two wire system. This is an actuator mounted instrument having a facility of
SPAN/ZERO adjustment. This requires external power supply of 12 to 36 V D C.

* Electronic Positioner - Model PP500 : This unit helps in achieving the exact mechanical position of the
actuator out put spindle with respect to the incoming control signal of 4-20 mA or 0-1 0 V D C. The unit has
facilities for SPAN/ZERO and Dead band adjustments and LED indications for Open/Close functions & fault
operations.The unit is available in field /mounted and Panel mounted versions.

Control Panel cum Positioner - Model PP500:

This unit has an inbuilt Positioner PP300 with all its normal and following additional features:

* Auto-Manual selector switch - In Auto mode the actuator operates as per the incoming control command and in Manual mode it can be operated manually by switch.
* Digital Indicator: - (3/1/2 Digit) This Indicates the percentage opening of the final control element.
* LED indications for opened/closed, power-on, Fuse blown.
* 4-20 mA output for customer use.

Manual Loader:-

This is a simple control panel having an Auto Manual selector switch, Open/Close push buttons, opened/closed LED indications, and percentage opening digital indicator.