
Dead man’s switch secures and monitors the tank filling process
Loading bay for lorries at fuel depots require that the filling process is monitored. Often, a cup of coffee is too tempting and the tanker remains unattended during the filling process. The dead man’s switch keeps people and the environment safe.
Our customers’ testimonials on the hand-held probe:
... “Even with high usage, the robust dead man’s switch works reliably and makes the tank filling process safe.”
mipromex – the protector
Safety on bottom-loading lanes in petrochemical fuel depots
With the dead man’s switch at fuel depots, the safety of people and nature takes top priority!
The process of refuelling the lorry is monitored by the person responsible using the dead man’s switch. The system is equipped with a dynamic measured value processing system so that the safety switch cannot be bypassed by the operating personnel. The measuring system is sold in Switzerland by Inrag AG Birsfelden.
Dead man’s switch secures LWK Bottom-Loading
Safety for people & the environment
That’s why customers rely on the aquasant dead man’s switch
- Monitors the tanker loading and unloading process
- Assurance that a person is present
- No commissioning required, plug & process
- Cannot be bypassed thanks to dynamic measured value processing
- Light, manageable sensor handle with a 2-metre movement radius
- Also works while wearing gloves
- Monitored measuring circuit with fault notification
Mess-System
The protector MLS 1101 dead man’s evaluation unit not only acts as a feed unit with 2-conductor technology, but also possesses the intelligence of data processing.
Safe measured value processing that cannot be bypassed
No commissioning plug & process
2 limit value relay outputs max. 2 A/30 V DC
1 measuring input for STM 100 TM HG sensor connection
max. cable length: approx. 200 m (120 nF) for Ex ia
Ex design: Gas II (1) G [Ex ia Gb] IIB
EMC STS 024 CE ****
EMC STS 024 CE ****
The standardised hand-held sensors are custom-produced in various spiral hoses (movement radius). Standard 2 m versions are available ex works.
Robust, light-weight hand-held sensor for rough use
Probe material: Aluminium, PTFE handle, steel spiral hose
Measuring electronics installed in an aluminium casing with a 2 m stainless steel spiral hose and kink protection springs on both sides connected to a junction box
Wall installation at any unloading station lane in explosive zone II
Additional information about services, on-site commissioning and probe repair»
Additional information about services, on-site commissioning and probe repair»

Dead man’s switch secures mipromex type: MLS 1101
Documentation
HG100 dead man’s switch
Manual sensor, robustly designed, sits lightly and comfortably in the hand. In the winter, the probe can also be operated while wearing gloves. The hand-held sensor is equipped with a steel spiral hose with tensile relief and a junction box.
Tech Docs: Handgrip Sensor type HG100
Tech Docs: Operator Safety Device type MLS 1101
Manual sensor, robustly designed, sits lightly and comfortably in the hand. In the winter, the probe can also be operated while wearing gloves. The hand-held sensor is equipped with a steel spiral hose with tensile relief and a junction box.
PDF download
Brochure: Operator Presence ControTech Docs: Handgrip Sensor type HG100
Tech Docs: Operator Safety Device type MLS 1101
