JUMO 14597 safetyM STB/STW Ex - Safety Temperature Limiter and Safety Temperature Monitor Data Sheet - Manual (Page 13)

Page 13/16 Data Sheet 701155
2012-10-01/00542385
JUMO GmbH & Co. KG
Delivery address: Mackenrodtstraße 14
36039 Fulda, Germany
Postal address: 36035 Fulda, Germany
Phone: +49 661 6003-0
Fax: +49 661 6003-607
E-mail: [email protected]
Internet: www.jumo.net
JUMO Instrument Co. Ltd.
JUMO House
Temple Bank, Riverway
Harlow, Essex CM20 2DY, UK
Phone: +44 1279 635533
Fax:
+44 1279 635262
E-mail: [email protected]
Internet: www.jumo.co.uk
JUMO Process Control, Inc.
6733 Myers Road
East Syracuse, NY 13057, USA
Phone: 315-437-5866
1-800-554-5866
Fax: 315-437-5860
E-mail: [email protected]
Internet: www.jumousa.com
Calculations DIN EN ISO 13849-1 Performance Level - low voltage 230 V
Calculations DIN EN ISO 13849-1 Performance Level - extra low voltage (ELV) 24 V
ATEX identification
Table 3:
Variant MTTF
d
DC
avg CCF PL
1 100 years 3 (336 years) 90 % 80 PLd
1a 100 years 3 (336 years) 90 % 80 PLe
2 100 years 3 (339 years) 90 % 80 PLe
3 100 years 3 (316 years) 90 % 80 PLe
4 100 years 3 (312 years) 90 % 80 PLe
5 100 years 3 (326 years) 91 % 80 See table achievable PL
Table 4:
Variant MTTF
d
DC
avg CCF PL
1 100 years 3 (335 years) 90 % 80 PLd
1a 100 years 3 (335 years) 90 % 80 PLe
2 100 years 3 (338 years) 90 % 80 PLe
3 100 years 3 (314 years) 90 % 80 PLe
4 100 years 3 (304 years) 90 % 80 PLe 3. The MTTF
d
value of a partial system must be
limited to 100 years according to the DIN EN
ISO 13849-1 requirements.
5 100 years 3 (317 years) 90 % 80 See table achievable PL
 
  

 
  
 

  
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