This manual explains how to use the Commander LI90 series controller
The Commander LI90 Series is a field-selectable controller available in three unique application configurations: Multi-Tank Display, Differential Level Controller, and Pump Controller. The device accepts various input transmitters and provides relay outputs tailored to each specific application mode.
Installation options include panel mounting using four clips with standard cutouts or DIN rail mounting on 35 mm rails. Safety guidelines emphasize connecting the safety ground first before making other connections and ensuring circuits are de-energized during wiring.
| Input Transmitters (Multi-Tank) | up to Four 4-20 mA input transmitters |
|---|---|
| Relay Output (Multi-Tank) | 3A SPST relay output for each input |
| Input Transmitters (Pump Controller) | single 4-20 mA input transmitter |
| Relay Outputs (Pump Controller) | up to Six 3A SPST relay outputs |
| Panel Mounting Cutout Size | ¼ DIN [3.622" (92 mm) x 3.622" (92 mm)] |
| DIN Rail Mounting Size | standard 35 millimeter DIN rail |
Belden 9918, 18 AWG or larger.
The standard cutout for a panel mount is 3.622 inches by 3.622 inches, which is equivalent to 92 mm by 92 mm.
You should use Belden 9918 wire with a rating of 18 AWG or larger for discrete I/O wiring.
The request must include the part and serial numbers, contact details, shipping address, symptom description, and application description.