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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

Available in several variants

Selected variant

Technical data

General data

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

Rated operating conditions

Operational temperature -40°C ... +80°C
Inrush max 16 A
Voltage max 250 V ac
Connection type 2-pole terminal for 2,5 mm² wires
Electrical lifetime >100 000 operations
Storage temperature -45°C ... +80°C
Life span > 1 000 000 operations

*Invisible Heading*

Contact resistance <20 mΩ
Humidity <90 % RH (non-condensing)
Breaking capacity <250 VAC, 5 (1,6) A / 120 VAC, 10 (2) A. DC: 30W

Dimensions

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

Safety & approvals

IP class IP20
Plastic cover Light grey, UL94 V-0
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.

 

Accessories

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

Selected variant

Select a variant in the list

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