21 #DriveLineHarmony www.jbj.co.uk/tri-series-thermostat.html B = minimum space necessary for removing the housing without unscrewing the sheath. This design allows rapid replacement of the monitoring equipment without the need for emptying installations or tanks. Adjustable with internal setting Thermostat with expanding liquid probe, particularly suitable for automatic setting of the temperature of liquids as well as other applications in the field of industrial heating. Temperature setting is only possible when the housing is open. This operation must not be carried out when the equipment is live. In no circumstances when there is dangerous atmosphere present. Internal setting prevents unauthorised or accidental adjustment. Rating Plate Data Protection code: ..................................................EEx d Class: .......................................................................1 - Hz Temperature Class: ...........................................T6 Degree of Protection: ....................................... IP 65 Maximum Current: .............................................10 A Maximum Voltage: ..............................................380 V AC Maximum Temperature Setting: ................... 350°C Certified: .................................................................CESI AD 87.8.116X Contact Switched Type Setting Range in °C Maximum Temperature of Bulb in °C Differential Dt = °C A B TRI 40 0 - 40 50 2 84 100 TRI 90 0 - 90 150 3 88 104 TRI 120 0 - 120 150 3 88 104 TRI 210 0 - 210 270 6 - 8 160 184 TRI 300 0 - 300 350 6 - 11 184 200 Thermostats with setting ranges other than those shown in the table can be supplied on request. External sheath in tropicalised brass OT 58 - UNI 2012. Stainless steel AISI 303 or AISI 316 on request. ‘TRI’ Series Thermostat Equipment for Hazardous Areas
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