Explanation/Annotation:Manometric. For controlling, signaling and two-position control of temperature of liquid and gas mediums in explosible premises.
Detailed model description:Has the type of protection "the flameproof casing" and the marking "ÐÂ-IÂ, " of IEõdIIÂÒ4Õ.
The return zone in Ò21ÂÌ-1-02 appliances, Ò21ÂÌ-1-03, Ò21ÂÌ-1-04 is directed
To the side of temperature rise of controlled medium relating to setting, the settings scale shows the temperature the contacts breaking 1-2 (the short-circuits 2-3), and in Ò21ÂÌ-2-09 appliance - to the side of decrease of temperature relating to setting, the settings scale shows the temperature the touch breaking 2-3 (the short-circuits 1-2).
Are designed for operation in tropical climates in case of
Ambient-air temperature from minus 40 up to plus 70°Ñ and relative humidity up to 100%.
Remoteness, metal - from 2, 5; 4.
The appliances contacts are calculated on work:
In DC circuits by the stress 24Â, minimal 0, 1À on load
Up to 60Âò;
In AC circuits by the stress 220Â, frequency 50 (60) Hz on load from 0, 1À up to 6À.
With protective steel jacket for temperature control of aggressive mediums (the arrangment 1) and uncased (the arrangment 2 are supplied). Depending on method of mounting at the facility can be supplied with patch panel or without it.
Overall dimensions, mm - 203õ200õ83.
Mass, kg - 2, 5.
Protection of êîðïóñà-IP67.
Are replaced Ò21Â. |
T21VM-1-09