Wika TW61 Manuel d'utilisateur télécharger pdf (Page 10)

11593963.03 03/2014 GB/D/F/E

WIKA operating instructions thermowell, model TW61

■

Angular housing (recommended mounting position, see chapter 6 “Commissioning, operation”)

4. Design and function

11528452.01

11575795.02

11610565.01

1) In the event of replacement, calculate

sensor length, A, as follows:

TR21-B

= U

+ M + 3 mm

For model TR21-B miniature resistance thermometer

For model TR22-B resistance thermometer

Pt100

Output signal

4 ... 20 mA

1) In the event of replacement, select a resistance

thermometer measuring insert model TR22-B.

The corresponding sensor length, A(l

), is

calculated as follows:

Insertion length U

+ neck tube length M +

5 mm pre-load + 10 mm head dimension

Output signal

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 67 68

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Wika TW61 Manuel d'utilisateur Page 10