Description
| Operating principle | control unit | |
| Operating temperature | from −20 to +70 °C | from -4 to +158 °F |
| Power supply | 93-132 VAC / 5.4 A 186–264 AC current / 2.2 A 47–63 Hz |
|
| Powering the device | Internal power supply 24VDC / 10A | |
| Display | 5.7-inch, 64K-color TFT touchscreen Ethernet for remote control via browser or mobile app for Android and iPhone/iPad USB port for data logging and tracking Modbus TCP for DCS (Data Management System) interface |
|
| Control unit | ST-105 Controller for Lubrication Systems | |
| Data transfer | 2 Modbus ports for frequency converter and data exchange with display RS232/CAN interface for data transfer with Flowline Monitor |
|
| Entrance | 4 analog/digital, 4–20 A 6 digital, 10 mA |
|
| Exit | 8 digital, 24 V / 2 A 2 relay outputs for alarm and lock signals |
|
| Protection class | IP 65 | |
| Dimensions | 380 × 380 × 210 mm | 14.96 x 14.96 x 8.27 inches |
| Installation position | vertical | |
| Part number | Description |
| 12380707 | ST-2240-CIRC |
| upon request | ST-2240-SUMP |
| upon request | battery for ST-2240-CIRC |




