Two-Wire Transmitter with Limit Switch Assembly 133-TS

An accessory to Automatic Tank Level Gauge (ATLG) for transmission of level signal on a two-wire with /without built-in adjustable limit switch contact outputs to Remote Indicator, Alarm Annunciator, PLC, DCS, etc. A precision multi-turn potentiometer is connected through gear train to the main shaft and the output is connected to a hermetically sealed analogue transmitter with zero & span adjustments. The gear train also drives a set of cams to operate a set of 2 or 4 limit switches. The 4-20 mA output or Limit Switch operation levels are adjustable without physically varying the level in the tank.