WIKA T12 - Инструкция (Страница 28)

28 WIKA Руководство по эксплуатации Модель T12
01/2006 RU
RU
15. FM-Чертеж установки
Notes 1 Install per National Code an local codes, as applicable. Installation should be in accor
dance with ANSI/ISA RP12.6
2 A
ssociated apparatus (barrier) must be entity -
appr
oved by FMRC, used in
an appr
oved configuration and installed in accordance with barrier
manufactur
er's instructions. T
ransmitter Vmax must be gr
eater or equal to
barrier Vt or V
oc
.
Transmitter Vmax must be greater or equal to barrier It or Isc. T
ransmitter
Imax must be greater or equal to barrier It or Ioc. T
ransmitter Pmax must be
gr
eater or equal to barrier Po.
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
Pi
>
=
Po
Ci + Ccable
<=
Ca
Li + Lcable
<=
La
3 The following temperatur
e
ranges ar
e allowed depend on temperatur
e code:
for T12.10.008
for T12.30.008
Temperature code
ambient
Temperature code
ambient
temperature range
temperatur
e range
T
4
-40 °C to 85 °C
T
4
-20 °C to 70 °C
T
5
-40 °C to 75 °C
T
5
-20 °C to 70 °C
T
6
-40 °C to 60 °C
T
6
-20 °C to 60 °C
4 Thermometers must be entity - appr
oved by FMRC, used in an approved
configuration and installed in accor
dance with thermometer manufactur
er's
instructions. Thermometer Vmax must be gr
eater or equal to transmitter Vsc.
Thermometer Imax must be gr
eater or equal to transmitter Isc.
Thermometer Pi must be greater or equal to transmitter Po. Total capacitance of thermometer shall not exceed Ca of transmitter
.
Total inductance of the thermometer shall not exceed La of transmitter
.
5 No r
evision to drawing without prior FMRC approval.