Jumo 902820 PROCESStemp RTD Temperature Probe for Proce User Manual

RTD temperature probesEx „i“ for use in areaswith an explosion hazard (Ex areas)Persons concerned:Experienced professional electriciansas per EU Direc

8 Connection circuits for RTD temperature probes (applies to both head-mounted and cable-connected RTDs from JUMO) 2-wire circuit 3-wire circuit

JUMO GmbH & Co. KG JUMO Instrument Co. Ltd. JUMO Process Control, Inc.Street address:Moritz-Juchheim-Straße 136039 Fulda, GermanyDelivery address:

Contents 1 Equipment and intended application... 2 2 Marki

- 2 - 1 Equipment and intended application RTD temperature probes from JUMO are used as intrinsically safe and/or flameproof equipment for tempera

- 3 - 4 Conformance with standards WARNING: This operating manual is only valid for the specified test certificate and the norms that are associat

Temperature class Max. surface temperature for the equipment1 Ignition temperature of the flammable materials T1 450 °C  450 °C T2 300 °C  300  45

- 5 - Example 1 A thermometer is to be used in temperature class T4 (maximum temperature 135 °C, safety reduction of the limit: 5 °C). Thermowell

- 6 - It is not mandatory to connect the versions in flameproof enclosure to intrinsically safe circuits, however, it must always be ensured that th

The ignition or smoldering temperature of the dust or dust-air mixture that is present must be defined or determined by the operator of the plant or s

- 8 - 6 Installation The valid European and national regulations must be observed for installation and operation. The generally accepted state of