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Products | Sensors RedCos.. 
Sensors for Ex-areas
ATEX 94/9/EC | zone 2, 22
Differential pressure-/VAV-Sensors ΔP
Measurements in mm
Technical data
Measurement range*Min. range*Overload protected*Electric supplyOutputDisplayHousing protectionAmbient temperature/-humidityPower supplyWeightExplosion proof for allInstallation area ModulCertification for gasesCertification for dust*dependent by TypeRedCos-P
± 100 Pa - ± 7.500 Pa20 Pa25.000 Pa - 120.000 Pa24 VAC / DC0-10 V DC, (0)4-20 mA, selectable on siteBacklit, defeatableIP 66-20°...+50°C, 0...95 %rHover integrated terminal boxca. 950 g (Aluminium housing)gases, mists, vapours, dustzone 2, 22II3(1)G Ex nC [ia] IIC T6II3(1)D Ex tD A22 [iaD] IP66 T80°C
to the technical data sheetsDelivery – RedCos-P..
- 1 × Sensor RedCos-P with integrated Ex-e terminal box
- 3 × Tapping screw Ø 4,2 × 13 mm
- 1 × Short circuit tube ca. 140 mm length
Special models – RedCos-P..-A
- Modul with one intrinsically 4..20 mA output to connect external actual value indicator
Accessories – RedCos-P..
- Intrinsic, external LCD indicator connectable to RedCos-P..-A sensors, mounting in hazardous areas zone 2, 22
- Mounting-bracket for installation on round air-ducts up to Ø 600 mm
- „Installation kit 2“ includes 2 m pressure hose Ø 6 mm inner diameter,
2 plastic fittings
Technical data
Measurement range Temperature*Measurement range Humidity*ApplicationElectric supplyConnectable sensorsOutputDisplayHousing protectionAmbient temperature/-humidityPower supplyWeightExplosion proof for allInstallation area ModulCertification for gasesCertification for dust*dependent by sensor ExPro-C..RedCos-D
-40 °C...+125 °C0...100 %rHRoom- and / or Duct-measurement24 VAC / DC1 × ExPro-C.. Sensor0-10 V DC, (0)4-20 mA, selectable on siteBacklit, defeatableIP 66-20°...+50°C, 0...95 %rHover integrated terminal boxca. 950 g (Aluminium housing)gases, mists, vapours, dustzone 2, 22II3(1)G Ex nC [ia] IIC T6II3(1)D Ex tD A22 [iaD] IP66 T80°CDelivery – RedCos-D..
- 1 × Modul RedCos-D with integrated Ex-e terminal box
- 3 × Tapping screw Ø 4,2 × 13 mm
- Required accessory: ExPro-C.. Sensor
Special models – RedCos-D-A
- Modul with two intrinsic 4..20 mA outputs to connect Ex-i external actual value indicator (Output 1 for °C, Output 2 for %rH)
Accessories – RedCos-D..
- ExPro-C.. digital sensors
- Intrinsic, external LCD indicator connectable to RedCos-DA transducer, mounting in hazardous areas zone 2, 22
- Mounting-bracket for installation on round air-ducts up to Ø 600 mm
Technical data
Electric supplyConnectable sensors (passive sensors)OutputDisplayHousing protectionAmbient temperature/-humidityPower supplyWeightExplosion proof for allInstallation area ModulCertification for gasesCertification for dust
RedCos-A
24 VAC / DCmodulating, passive, potential free, Type ExSens:Pt 100, Pt 500, Pt 1000, Ni 100, Ni 200,
Ni 500, Ni 1000, Ni 1000 Siemens, KP 250, Resistance output 0...1 kOhm, 0...10 kOhm0-10 V DC, (0)4-20 mA, selectable on siteBacklit, defeatableIP 66-20°...+50°C, 0...95 %rHover integrated terminal boxca. 950 g (Aluminium housing)gases, mists, vapours, dustzone 2, 22II3(1)G Ex nC [ia] IIC T6II3(1)D Ex tD A22 [iaD] IP66 T80°C
Delivery – RedCos-A..
- 1 × Sensor RedCos-A with integrated Ex-e terminal box
- 3 × Tapping screw Ø 4,2 × 13 mm
- Required accessory: passive sensor, Type ExSens
Special models – RedCos-A-A
- Modul with one additional intrinsically 4..20 mA output to connect a
Ex-i external actual value indicator
Accessories – RedCos-A..
- Intrinsic, external LCD indicator connectable to RedCos-AA transducer, mounting in hazardous areas zone 2, 22
- Mounting-bracket for installation on round air-ducts up to Ø 600 mm
Colour coding
Products for
zone 1, 2, 21, 22
(Example ExMax)
Products for
zone 2, 22
(Example RedMax)
Products for
safe area
(Example InMax)
Schischek GmbH Explosionproof
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