D-160TS-7-E
52
23.4 Explosionproof system diagram
Fig. 23.2
WHT
WHT
BLK
(BLK)
RED
GRN
YEL
RED
RED
RED
WHT
WHT S1
COM
S2
SIG
Output circuit
Power: DC30V
Power consumption: DC1mA
Power: DC30V
Power consumption: DC10mA
Power: DC3.3V
Power consumption: DC1mA
Allowable voltage:
AC250V 50/60Hz,
DC250V
Power circuit
Communication circuit
0V
SUP
C1
C2
SHIELD
WHT
Vortex flowmeter sensor
Hazardous area
Non-hazardous
area
Vortex flowmeter converter
External ground terminal
23.3 Explosionproof applied temperature range (for explosionproof models)
Explosionproof applied temperature range of the instrument is -20
℃
to +72
℃
at the part indicated below.
To satisfy the requirements, make sure to use the instrument within the suggested range of fluid and
ambient temperature shown below.
-30
-20
-10
0
10
20
30
40
50
60
-30
-10
10
30
50
70
90
110
130
Fluid temperature (℃)
The part subject to
explosionproof
Ambient temperature (℃)
Ambient temperature derating
Fig. 23.1
-30
-20
-10
0
10
20
30
40
50
60
-30
-10
10
30
50
70
90
110
130
Fluid temperature (℃)
The part subject to
explosionproof
Ambient temperature (℃)
Ambient temperature derating
Applicable ambient temperature range may vary with the lagging condition of the
piping. See section 6.6 Lagging Work for lagging procedure.
CAUTION:
Grounding must be done based on class A grounding in non-hazardous area.
CAUTION: