External Sensors

External sensor ESA-Ex

Features

• ATEX marking for use in zones 2 and 22
• Highly resistant against corrosion, pitting and a multitude of chemicals
• Hermetically sealed by a thermally conductive potting compound
• Prismatic stainless steel housing with a 4 mm mounting bore for fitting to measurement object
• Cylindrical stainless steel housing for feeler application
• To be used with LIST controller
• May be combined with LIST sensor cable SEC 20
• Up to 3.200 m sensor cable length including external sensors ESA connection cable with 320 sensors per LISTcontroller

General data

• Type of protection zone 2: Ex II 3G Ex nA IIC T4 Gc
• Type of protection zone 22: Ex II 3D Ex tc IIIB T125 °C Dc
• Operating temperature: -20 °C…+70 °C
• Ingress protection: IP 64
• Cable routing: EN 60079-0 / 26.4.2 routing protected against mechanical impact energy
• Connection box: CBO 20-SEC/1-Ex, CBO 20-SEC/2-Ex, CBO 20-ESA/1-Ex, CBO 20-ESA/2-Ex,CBO 20-SEC-ESA-Ex within Ex zone, CBO 20-ESA outside
• Housing material: Material no.1.4571 (DIN EN X6 CrNiMoTi 17-12-2)
• Cable isolation material: FEP (Fluorinated Ethylene Propylene)

Sensor specifications

• Measurement range:: -40°C … +150 °C
• Measurement resolution: 0,1 °C
• Repeatability:  0,1 K
• Power supply: 5 V DC via List controller

Ordering information

• External sensor ESA-A5-EL-02 (2 m connection cable, prismatic)
• External sensor ESA-A5-EL-05 (5 m connection cable, prismatic)
• External sensor ESA-A5-EL-010 (10 m connection cable, prismatic)
• External sensor ESA-A5-RL-02 (2 m connection cable, cylindrical)
• External sensor ESA-A5-RL-05 (5 m connection cable, cylindrical)
• External sensor ESA-A5-RL-010 (10 m connection cable, cylindrical)

Scope of delivery

• External sensor with integral connection cable (length according to order)
• ATEX marking