Wiring Azbil
Corporation
3-4
Model PTG 60/70/71/72 - Smart Pressure Transmitter
Power supply and external load resistance
([WHUQDOORDGUHVLVWDQFHVKRXOGEHGHWHUPLQHGLQUHODWLRQWRWKHYROWDJHRIWKHSRZHU
supply so that both fall inside the diagonally-shaded area below.
([WHUQDOORDGUHVLVWDQFHLVWKHWRWDOUHVLVWDQFHFRQQHFWHGWRWKHRXWSXWWHUPLQDOVRIWKH
Transmitter, which includes the resistance in the cables forming the loop, the internal
resistance in instruments connected between the Transmitter and the power supply,
etc.
7KHDEVFLVVDD[LVVKRZQLQWKH¿JXUHLVWKHYROWDJHRIWKH7UDQVPLWWHU¶VSRZHUVXSSO\
DQGWKHRUGLQDWHD[LVLVWKHH[WHUQDOORDGUHVLVWDQFH
11.5 16.9
30
0
Operating
range
A load resistance of
250
:
is required for
communicator.
250
(
)
External load resistance (
:
)
Supply voltage (V DC)
850
Figure 3-2 Relationship between power supply voltage and external load
resistance
Содержание PTG60
Страница 1: ...Smart Pressure Transmitter Model PTG60 70 71 72 User s Manual CM2 PTG100 2001 ...
Страница 6: ...Table of Contents ...
Страница 16: ...Preface Azbil Corporation x Model PTG60 70 71 72 Smart Pressure Transmitter ...
Страница 20: ...Descriptions of Parts Azbil Corporation 1 4 Model PTG60 70 71 72 Smart Pressure Transmitter ...
Страница 36: ...Azbil Corporation 2 16 Model PTG60 70 71 72 Smart Pressure Transmitter ...
Страница 42: ...Calibration Azbil Corporation 4 2 Model PTG 60 70 71 72 Smart Pressure Transmitter ...
Страница 78: ...Spare Parts Azbil Corporation 10 2 Model PTG60 70 71 72 Smart Pressure Transmitter ...
Страница 79: ......
Страница 82: ......
Страница 84: ......