TC · Edition 08.17 3
7 Technical data ................................... 43
7.1 TC 1, TC 2, TC 3 ....................................43
7.2 TC 4............................................... 44
7.3 Indicators and operating controls................ 46
7.4 Dimensions........................................47
7.5 Converting units...................................47
7.6 Safety-specific characteristic values ............ 48
8 Safety information in accordance with
EN 615082 for TC 1, TC 2, TC 3 ................... 49
8.1 General............................................49
8.1.1 Type of action........................................49
8.1.2 Other classifications ................................49
8.1.3 Electrical data .......................................49
8.2 Interfaces ........................................ 50
8.2.1 Electrical wiring .....................................50
8.2.2 Connection terminals ...............................50
8.2.3 Inputs................................................50
8.2.4 Outputs...............................................51
8.3 SIL and PL for TC 1, TC 2, TC 3 ...................51
9 Maintenance cycles ..............................52
10 Glossary ........................................ 53
10.1 Tightness control ................................53
10.2 Valve proving system VPS .......................53
10.3 Safety interlocks .................................53
10.4 Diagnostic coverage DC .........................53
10.5 Operating mode .................................53
10.6 Hardware fault tolerance HFT ...................53
10.7 Probability of dangerous failure PFH
D
..........54
10.8 Mean time to dangerous failure MTTF
d
........54
Feedback ...........................................55
Contact.............................................55