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Tamper-proof Thermostat - FTO 011/FTS 011

FTO, FTS

 

Tamper-proof (Pre-set) Thermostat FTO 011: Normally closed - Contact breaks (red casing) for regulating heaters or for switching signal devices when temperature has fallen below the minimum value. The contact opens when temperature is rising.

 

 

Tamper-proof (Pre-set) Thermostat FTS 011: Normally open -  Contact makes(blue casing) for regulating filter fans, heat exchangers, cooling devices or for switching signal devices when temperature limit has been exceeded. The contact closes when temperaure is rising.

 

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  • Small size
  • Preset values
  • Simple installation
  • Innovative design

Selected variant

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Technical data

General data

Control range temperature from 5 °C
Control range temperature to 15 °C
Control range temperature from 41 °F
Control range temperature to 59 °F
Switch on temperature NC 5 °C
Switch off temperature NC 15 °C
Switch on temperature NC 41 °F
Switch off temperature NC 59 °F
Tolerance switch off ±5K
Tolerance for switch on ±5K
Mounting DIN-rail, quick mount

Rated operating conditions

Voltage max 250 V ac
Inrush max 16 A
Breaking capacity <250 VAC, 5 (1,6) A / 120 VAC, 10 (2) A. DC: 30W
Contact resistance <20 mΩ
Electrical lifetime >100 000 operations
Connection type 2-pole terminal for 2,5 mm² wires
Humidity <90 % RH (non-condensing)
Operational temperature -40°C ... +80°C
Storage temperature -45°C ... +80°C
Life span > 1 000 000 operations

*Invisible Heading*

Dimensions

Height 47 mm
Width 33 mm
Depth 33 mm
Weight 0,023 kg
Material plastic housing Plastic

Safety & approvals

Plastic cover Light grey, UL94 V-0
IP class IP20
Approvals CE, CSA, cULus, EAC, EMC, RoHS, UL E164102, VDE
Country of origin Germany

Product description

 

Tamper-proof (Pre-set) Thermostat FTO 011: Normally closed - Contact breaks (red casing) for regulating heaters or for switching signal devices when temperature has fallen below the minimum value. The contact opens when temperature is rising.

 

 

Tamper-proof (Pre-set) Thermostat FTS 011: Normally open -  Contact makes(blue casing) for regulating filter fans, heat exchangers, cooling devices or for switching signal devices when temperature limit has been exceeded. The contact closes when temperaure is rising.

 

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Parts Control range temperature from Control range temperature to Control range temperature from Control range temperature to Switch on temperature NC Switch off temperature NC Switch on temperature NC Switch off temperature NC Switch on temperature NO Switch off temperature NO Switch on temperature NO Switch off temperature NO Tolerance switch off Tolerance for switch on Connection type Humidity Price
5 °C 15 °C 41 °F 59 °F 5 °C 15 °C 41 °F 59 °F ±5K ±5K 2-pole terminal for 2,5 mm² wires <90 % RH (non-condensing)
15 °C 25 °C 59 °F 77 °F 15 °C 25 °C 59 °F 77 °F ±5K ±5K 2-pole rigid: 2,5 mm² (AWG 14) or stranded 1,5 mm² (AWG 16). Torque 0,8 Nm. <90 % RH (non-condensing)
0 °C 10 °C 32 °F 50 °F 0 °C 10 °C 32 °F 50 °F ±5K ±5K 2-pole rigid: 2,5 mm² (AWG 14) or stranded 1,5 mm² (AWG 16). Torque 0,8 Nm. Max. 90% RH (non-condensing)
40 °C 50 °C 104 °F 122 °F 40 °C 50 °C 104 °F 122 °F ±7K ±6K 2-pole rigid: 2,5 mm² (AWG 14) or stranded 1,5 mm² (AWG 16). Torque 0,8 Nm. <90 % RH (non-condensing)
50 °C 60 °C 122 °F 140 °F 50 °C 60 °C 122 °F 140 °F ±7K ±6K 2-pole rigid: 2,5 mm² (AWG 14) or stranded 1,5 mm² (AWG 16). Torque 0,8 Nm. <90 % RH (non-condensing)
25 °C 35 °C 77 °F 95 °F 25 °C 35 °C 77 °F 95 °F ±7K ±6K 2-pole rigid: 2,5 mm² (AWG 14) or stranded 1,5 mm² (AWG 16). Torque 0,8 Nm. <90 % RH (non-condensing)

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