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Installation and Maintenance
Instruction Manual
Bi-metal Thermometer Model A and E
(non-electrical device) in a configuration
- pursuant to ASME B40.200:
- pursuant to EN 13190:
for explosion risk areas pursuant to Directive 94/9/EC (ATEX)
Marking
II 2 GD c Tx°C IP66
IM-BiM/ATEX-E-Rev 0
50=E#=###=ATEX or 50=ERT#=###=ATEX
###=A#=###=ATEX or ##=ART#=###=ATEX
09/2011
Page 1 of 12
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Summary of Contents for Ashcroft A
- Page 1 Installation and Maintenance Instruction Manual Bi-metal Thermometer Model A and E (non-electrical device) in a configuration - pursuant to ASME B40.200: 50=E#=###=ATEX or 50=ERT#=###=ATEX - pursuant to EN 13190: ###=A#=###=ATEX or ##=ART#=###=ATEX for explosion risk areas pursuant to Directive 94/9/EC (ATEX) Marking II 2 GD c Tx°C IP66...
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Page 2: Table Of Contents
Table of contents: General remarks.................................3 Purpose of this Manual ............................3 Symbols ................................3 Limits of liability..............................3 Copyright................................3 Warranty ................................3 Manufacturer’s address, customer services ......................3 Safety..................................4 General sources of hazards..........................4 Use in accordance with intended purpose......................4 Operator’s responsibility ............................4 Staff qualifications (target group assessment) .....................4 Signs/Safety markings ............................4 Safety equipment..............................4 Environmental protection ............................4... -
Page 3: General Remarks
This Operating Manual may only be copied and passed on as a complete document without the special permission of the publisher. 1.5 Warranty For the product described here, we offer a warranty pursuant to Section 6 Guarantee in Respect of Defects in our General Terms and Conditions of Delivery and Payment. 1.6 Manufacturer’s address, customer services Ashcroft Instruments GmbH Tel.:... -
Page 4: Safety
2.1 General sources of hazards Temperature gauges are generally a constituent part of a control and measurement system, and their failure can result in hazardous situations. The selection of temperature gauge should be made in accordance with the rules set out in EN 13190 or ASME B40.200. -
Page 5: Use In Explosion Risk Areas Pursuant To Directive 94/9/Ec (Atex)
Due to its construction, using 2 metals with different coefficients of thermal expansion, it rotates proportionally to the temperature change. This rotary motion is transferred via a shaft to the pointer. The angle of rotation for the complete range is approx. 270°. -
Page 6: Description Of Components
6.3.1 Stem The stem, with a diameter of 6-9.6 mm and a length of 63-1000 mm, contains the bi-metal helix on the side facing away from the case. Its active length is approx. 50 mm. The stem must not be subjected to pressure without a supplementary thermowell. -
Page 7: Starting Up
On thermometers with a bayonet ring, remove the ring, take hold of the pointer using two fingers on the broader part close to the pointer bearing, and use a small screwdriver to rotate the bearing by an estimated angle. Then let go of the pointer and read off the value displayed. -
Page 8: Servicing
10.2 Conduct in the event of faults All defective or faulty devices are to be taken out of service. If a repair is required, the device is to be sent directly to our Repairs Department. We request that all returns of devices are agreed with our Service Department. -
Page 9: Demounting, Disposal
11 Demounting, disposal 11.1 Safety Residues of measuring media in and on removed gauges can constitute a risk to people, the environment and equipment. Adequate precautionary measures are to be adopted. If necessary, the devices are to be cleaned thoroughly (see advice in safety data sheets). - Page 10 12 Appendix 12.1 Declaration of conformity Page 10 of 12...
- Page 11 Page 11 of 12...
- Page 12 The table below contains an overview of the individual documents. Model Description Document Bi-metal thermometer, Model A, pursuant to EN 13190 G2.BIM-EN Bi-metal thermometer, Model E, pursuant to ASME B40.200 G2.BIM-ASME Bi-metal thermometer, Model ART, with stepped stem G2.BIMRT Bi-metal thermometer, Model ERT, with stepped stem G2.BIMRT...
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