Mechanical Hygrostat MFR 012 Adjustable relative humidity Change-over contact High switching capacity Easily accessible terminals Clip fixing The electromechanical hygrostat MRF 012 is designed to control enclosure heaters so that the dew point is raised when a critical relative humidity of 65% is exceeded. In this way condensation and corrosion is effectively preven
Mechanical Hygrostat MFR 012 Adjustable relative humidity Change-over contact High switching capacity Easily accessible terminals Clip fixing The electromechanical hygrostat MRF 012 is designed to control enclosure heaters so that the dew point is raised when a critical relative humidity of 65% is exceeded. In this way condensation and corrosion is effectively preven
Technical
Switch difference*
4% RH (±3% tolerance)
Permissible air velocity
15m/sec
Contact type
change-over contact
Service life
> 50,000 cycles
Min. switching capacity
20V AC/DC 100 mA
Max. switching capacity
25VAC, 5A
DC 20W
Connection
3-pole terminal for 2.5mm⊃2;, clamping torque 0.5Nm max.: rigid wire 2.5mm⊃2;, stranded wire (with wire end ferrule) 1.5mm⊃2;
Mounting
clip for 35mm DIN rail, EN60715
Casing
plastic according to UL94 V-0, light grey
Dimensions
67 x 50 x 38mm
Weight
approx. 60g
Fitting position
variable
Operarting/Storage temperature
0 to +60°C (+32 to +140°F) / -40 to +60°C (-40 to +140°F)
Operating / Storage humidity
max. 90 % RH (non-condensing)
Protection type
IP20
Approvals
*at 50% RH
Technical
Art. No.
Setting range
01220.0-00
35 to 95% RH
*at 20°C (68°F) ambient temperature
Technical Drawing
Technical
Switch difference*
4% RH (±3% tolerance)
Permissible air velocity
15m/sec
Contact type
change-over contact
Service life
> 50,000 cycles
Min. switching capacity
20V AC/DC 100 mA
Max. switching capacity
25VAC, 5A
DC 20W
Connection
3-pole terminal for 2.5mm⊃2;, clamping torque 0.5Nm max.: rigid wire 2.5mm⊃2;, stranded wire (with wire end ferrule) 1.5mm⊃2;
Mounting
clip for 35mm DIN rail, EN60715
Casing
plastic according to UL94 V-0, light grey
Dimensions
67 x 50 x 38mm
Weight
approx. 60g
Fitting position
variable
Operarting/Storage temperature
0 to +60°C (+32 to +140°F) / -40 to +60°C (-40 to +140°F)
