WIKA TC10-L - Manual (Page 14)

3370964.05 04/2014 GB/D/F/E
14 WIKA operating instructions models TR10-L, TC10-L (Ex d)
GB
WARNING!
Before storing the instrument (following operation), remove any residual media.
This is of particular importance if the medium is hazardous to health, e.g. caustic,
toxic, carcinogenic, radioactive, etc.
6. Commissioning, operation
6.1 Removal and installation of the measuring insert
When servicing is necessary, the flame path fitting must be renewed when replacing the
measuring insert. When recalibrating, make sure that both surfaces of the flameproof joint
(flame path fitting and measuring insert) are not damaged when removing the measuring
insert.
6.2 Electrical connection
Connection to terminal block
For the electrical specifications (e.g. connection diagrams, tolerance values, etc.) please
refer to the data sheets TE 60.12 (for TR10-L) and TE 65.12 (for TC10-L).
Connection to built-in transmitter
For the electrical specifications (e.g. connection diagrams, tolerance values, etc.) please
refer to the relevant operating instructions and/or data sheet for the built-in head-mounted
transmitter.
■ Junction between Ex d cable gland and connection head
Threads M20 x 1.5: tightening torques 12 Nm
Threads ½ NPT: tightening torques 30 Nm
■ Junction between cable and Ex d cable gland
Screw the male nut tightly into the adapter (use appropriate tools!)
During installation, take care to
■ Avoid distorting the cable sheath when tightening the male nut.
■ Avoid cutting too deep into the cable sheath.
■ Use suitable cable.
■ Be careful of the clamping zone of the cable gland.
6. Commissioning, operation