Level Measurement

Non-contacting level measurement featuring a 4-20mA output (isolated or non-isolated) proportional to level and two alarm or control relays. Available with or without display.

Blackbox 133

Level Control

Two control or alarm relays with a 0-5V output proportional to level to drive a local display. Simple 2 pump control with alternation is included. Available with or without display.

Blackbox 134/135

Level Comms

Blackbox Level Comms retains the alarm relays of Blackbox 133 and adds an RS485 port for digital communications. Modbus (model 134), Profibus DP V0 or V1 (model 135). Available with or without display.

Blackbox 136

Level CSO

A sophisticated ultrasonic system specifically designed for use with batteries to provide non-contact monitoring of level or overflow events. Exceptionally low battery consumption maximises battery life for use in remote locations.

Blackbox Modem

GSM Communications

The ultimate distributed stock monitoring and control system, Blackbox Modem features an built-in GSM modem that provides SMS (text) messages in response to low level or re-fill points, meaning you can monitor stocks across a site, a city or a country – plan your transport efficiently, save time and money and most importantly, keep your customers happy.

Level Measurement

Non-contacting level measurement featuring a 4-20mA output (isolated or non-isolated) proportional to level and two alarm or control relays. Available with or without display.

Blackbox 133

Level Control

Two control or alarm relays with a 0-5V output proportional to level to drive a local display. Simple 2 pump control with alternation is included. Available with or without display.

Blackbox 134/135

Level Comms

Blackbox Level Comms retains the alarm relays of Blackbox 133 and adds an RS485 port for digital communications. Modbus (model 134), Profibus DP V0 or V1 (model 135). Available with or without display.

Blackbox 136

Level CSO

A sophisticated ultrasonic system specifically designed for use with batteries to provide non-contact monitoring of level or overflow events. Exceptionally low battery consumption maximises battery life for use in remote locations.

Blackbox Modem

GSM Communications

The ultimate distributed stock monitoring and control system, Blackbox Modem features an built-in GSM modem that provides SMS (text) messages in response to low level or re-fill points, meaning you can monitor stocks across a site, a city or a country – plan your transport efficiently, save time and money and most importantly, keep your customers happy.