Products | Sensors ..Cos-..-CT / ..-OCT 
Seawater resistant sensors for Ex-areas or safe area
Amercoat (Marine) painted, some parts in stainless steel / nickel-plated
Differential pressure-/VAV-Sensors ΔP
Seawater resistant (Amercoat painted)
Measurements in mm
Description – Seawater resistant (Amercoat painted) sensors ..Cos-P..-CT
- ExCos-P..-CT, RedCos-P..-CT and InCos-P..-CT are pressure, differential pressure or VAV-control sensors with an excellent resistance to chemicals and sea water
- Aluminium housing Amercoat (Marine) painted, seawater resistant
- Sensor connection and cable glands Ex-e approved, nickel-plated,
screws in stainless steel 316L
Technical data
Measurement range*Min. range*Overload protected*Electric supplyCable glandsCable entryOutputDisplayProtection / Housing materialAmbient temperature/-humidityPower supplyWeightExCos-P..-CT / RedCos-P..-CT for allInstallation of ExCos-P..-CTInstallation of RedCos-P..-CTInstallation of InCos-P..-CT*dependent by Type
..Cos-P..-CT
± 100 Pa...± 7.500 Pa20 Pa25.000 Pa...120.000 Pa24 VAC / DCM16 × 1,5 / Ex-e approved, nickel-platedØ 5...10 mm0-10 V DC, (0)4-20 mA, selectable on siteBacklight, defeatableIP66 / Aluminium casting,Amercoat painted-20°...+50°C, 0...95 %rHover integrated terminal boxca. 1100 gGases, mists, vapours, dustZone 1, 2, 21, 22Zone 2, 22Safe area (industrial applications)
to the technical data sheetsDelivery – ..Cos-P..-CT
- 1 × Amercoat (Marine) painted, seawater resistant sensor ..Cos-P..-CT with integrated Ex-e terminal box
- 3 × Tapping screw in stainless steel Ø 4,2 × 13 mm
- 1 × Short circuit tube ca. 140 mm length
Special model – ..Cos-P..-A-CT
- Amercoat (Marine) painted, seawater resistant, module with one intrinsically 4..20 mA output to connect external actual value indicator
Accessories – ..Cos-P..-CT
- Intrinsic, external LCD indicator connectable to ..Cos-P..-A-CT sensors, mounting in hazardous areas
- 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
Differential pressure-/VAV-Sensors ΔP
Seawater resistant Offshore version
Measurements in mm
Variations of clamping ring connections in stainless steel
optionally available
Description – Seawater resistant (Marine painted) Offshore version ..Cos-P..-OCT
- ExCos-P..-OCT, RedCos-P..-OCT and InCos-P..-OCT are pressure, differential pressure or VAV-control sensors with an excellent resistance
to chemicals and sea water for Offshore applications - Aluminium housing Amercoat (Marine) painted, seawater resistant
- Cable glands Ex-e approved, nickel-plated, tubes for clamping ring
Ø 6 mm and screws in stainless steel 316L
Technical data
Measurement range*Min. range*Overload protected*Electric supplyCable glandsCable entryOutputDisplayProtection / Housing materialAmbient temperature/-humidityPower supplyWeightExCos-P..-OCT / RedCos-P..-OCT for allInstallation of ExCos-P..-OCTInstallation of RedCos-P..-OCTInstallation of InCos-P..-OCT*dependent by Type
..Cos-P..-OCT
± 100 Pa...± 7.500 Pa20 Pa25.000 Pa...120.000 Pa24 VAC / DCM20 × 1,5 / Ex-e approved, nickel-platedØ 6...13 mm0-10 V DC, (0)4-20 mA, selectable on siteBacklight, defeatableIP66 / Aluminium casting,Amercoat painted-20°...+50°C, 0...95 %rHover integrated terminal boxca. 1100 gGases, mists, vapours, dustZone 1, 2, 21, 22Zone 2, 22Safe area (industrial applications)
Delivery – ..Cos-P..-OCT
- 1 × Amercoat (Marine) painted, seawater resistant, sensor (Offshore version) ..Cos-P..-OCT with integrated Ex-e terminal box
- 3 × Tapping screw in stainless steel Ø 4,2 × 13 mm
- 1 × Short circuit tube ca. 250 mm length
Special model – ..Cos-P..-A-OCT
- Amercoat (Marine) painted, seawater resistant, Offshore module with one intrinsically 4..20 mA output to connect external actual value indicator
Accessories – ..Cos-P..-OCT
- Intrinsic, external LCD indicator connectable to ..Cos-P..-A-OCT sensors, mounting in hazardous areas
- 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
Description – Seawater resistant (Amercoat painted) modules ..Cos-D-CT
- ExCos-D-CT, RedCos-D-CT and InCos-D-CT transducer together with ExPro-C../InPro-C.. digital sensors are for temperature and/or humidity measurement in HVAC systems with an excellent resistance against chemicals and sea water atmosphere
- Aluminium housing Amercoat (Marine) painted, seawater resistant
- Cable glands Ex-e approved, nickel-plated, screws in stainless steel 316L
Technical data
Measurement range Temperature*Measurement range Humidity*ApplicationElectric supplyCable glandsCable entryConnectable sensorOutputDisplayHousing material / protectionAmbient temperature/-humidityPower supplyWeightExCos-D-CT / RedCos-D-CT for allInstallation of ExCos-D-CTInstallation of RedCos-D-CTInstallation of InCos-D-CT*dependent by sensor type
..Cos-D-CT
-40 °C...+125 °C0...100 %rHRoom- and / or Duct-measurement24 VAC / DCM16 × 1,5 / Ex-e approved, nickel-platedØ 5...10 mm1 × ExPro-C.. (InPro-C.. by InCos-D-CT)0-10 V DC, (0)4-20 mA, selectable on siteBacklight, defeatableIP66 / Aluminium casting,Amercoat painted-20°...+50°C, 0...95 %rHover integrated terminal boxca. 1100 gGases, mists, vapours, dustZone 1, 2, 21, 22Zone 2, 22Safe area (industrial applications)
Delivery – ..Cos-D-CT
- 1 × Amercoat (Marine) painted, seawater resistant module ..Cos-D-CT with integrated Ex-e terminal box
- 3 × Tapping screw in stainless steel Ø 4,2 × 13 mm
- Required accessory: ExPro-C.. sensor, InPro-C.. for InCos-D-CT
Special models – ..Cos-D-A-CT
- Amercoat (Marine) painted, seawater resistant, module with two intrinsic 4..20 mA outputs to connect Ex-i external actual value indicator
(Output 1 for °C, Output 2 for %rH)
Accessories – ..Cos-D-CT
- ExPro-C.. digital sensor probes for ExCos-D-CT/RedCos-D-CT, InPro-C.. for InCos-D-CT
- Intrinsic, external LCD indicator connectable to ..Cos-D-A-CT transducer, mounting in hazardous areas
- Mounting-bracket for installation on round air-ducts up to Ø 600 mm
Description – Seawater resistant (Amercoat painted) sensors ..Cos-A-CT
- ExCos-A-CT, RedCos-A-CT and InCos-A-CT transducer together with modulating, passive ExSens sensors are for temperature or humidity measurement in HVAC systems with an excellent resistance against chemicals and sea water atmosphere
- Aluminium housing Amercoat (Marine) painted, seawater resistant
- Cable glands Ex-e approved, nickel-plated, screws in stainless steel 316L
Technical data
Electric supplyConnectable sensors (passive sensors)OutputDisplayCable glandsCable entryProtection / Housing material
Ambient temperature/-humidityPower supplyWeightExCos-A-CT / RedCos-A-CT for allInstallation of ExCos-A-CTInstallation of RedCos-A-CTInstallation of InCos-A-CT
..Cos-A-CT
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 siteBacklight, defeatableM16 × 1,5 / Ex-e approved, nickel-platedØ 5...10 mmIP66 / Aluminium casting,
Amercoat painted-20°...+50°C, 0...95 %rHover integrated terminal boxca. 1100 gGases, mists, vapours, dustZone 1, 2, 21, 22Zone 2, 22Safe area (industrial applications)
Delivery – ..Cos-A-CT
- 1 × Amercoat (Marine) painted, seawater resistant sensor ..Cos-A-CT
with integrated Ex-e terminal box - 3 × Tapping screw in stainless steel Ø 4,2 × 13 mm
- Required accessory: passive sensor, series ExSens
Special models – ..Cos-A-A-CT
- Amercoat (Marine) painted, seawater resistant, module with one additional intrinsically 4..20 mA output to connect a Ex-i external actual value indicator
Accessories – ..Cos-A-CT
- Intrinsic, external LCD indicator connectable to ExCos-A-A-CT transducer, mounting in hazardous areas zone 1, 2, 21, 22
- Mounting-bracket for installation on round air-ducts up to Ø 600 mm
