27

WIKA Руководство по эксплуатации Модель T12

01/2006 RU

RU

 14. CSA-чертеж установки

Notes 1

Install per Canadian ElectricalCode (Part 1) and local codes, as applicable

2

Associated apparatus (barrier) must be entity -certified by CSA, used in an certified configuration and installed in accor

dance with barrier manufactur

er's

instructions. T

ransmitter Vmax must be gr

eater or equal to barrier Vt or V

oc,

Transmitter Imax must be gr

eater or equal to barrier It or Isc.

Transmitter Pmax must be gr

eater or equal to barrier Pmax.

Total cable capacitance plus Ci of transmitter shall not exceed Ca of barrier

,

Total cable inductance plus Li of transmitter shall not exceed La of barrier

.

Vmax

>=

Voc or Vt

Imax

>=

Isc or It

Pmax

>=

Pmax (barrier)

Ci + Ccable

<=

Ca

Li + Lcable

<=

La

3

The following temperatur

e ranges ar

e allowed depend on temperatur

e code:

for T12.10.XXX

for T12.30.XXX

Temperatur

e

ambient

Temperatur

e

ambient

code

temperatur

e range

code

temperatur

e range

   T4

-40 °C to 85 °C

  T4

-20 °C to 70 °C

   T5

-40 °C to 70 °C

  T5

-20 °C to 70 °C

   T6

-40 °C to 60 °C

  T6

-20 °C to 60 °C

4

Thermometers must be entity - appr

oved by CSA, used in an appr

oved

configuration and installed in accor

dance with thermometer manufacturer's

instructions. Thermometer Vmax must be gr

eater or equal to transmitter V

oc.

Thermometer Imax must be gr

eater or equal to transmitter Isc.

Thermometer Pmax must be gr

eater or equal to transmitter Pmax at output.

Total capacitance of thermometer shall not exceed Ca of transmitter

.

Total inductance of the thermometer shall not excced La of transmitter

.

5

No r

evision to drawing without prior CSA appr

oval.