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ARI TEMPTROL 771 ARI Armaturen - Self-acting temperature controller

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Model
ARI TEMPTROL 771
Manufacturer
Country
Germany
Allowable working fluids
Water | Steam | Compressed air
Function
maintains the set temperature
Action
closes when the temperature increases
Working position
-
PN
40 / 25 / 16
Tmax (for water)
150 °C
Tmin (for water)
-10 °C
Connection type
flanged
Body material
cast iron / steel
Tmax for temperature sensor
? °C

Length of impulse tube
2 | 4 | 8 | 16 m
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm 		Kvs
m³/h 		dPmax
bar 		L
mm 		Xp
°C 		Tc
seс 		dT
°C 		price
15 0.40
1.0
4.0
 16 130 10
10
15		 75 -20 - 50
0 - 70
30 - 100
60 - 130
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20 6.3
 16 150 15 75 -20 - 50
0 - 70
30 - 100
60 - 130
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25 10
 16 160 17 75 -20 - 50
0 - 70
30 - 100
60 - 130
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32 16
 16 180 13 75 -20 - 50
0 - 70
30 - 100
60 - 130
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40 22
 12 200 13 75 -20 - 50
0 - 70
30 - 100
60 - 130
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50 32
 9 230 16 75 -20 - 50
0 - 70
30 - 100
60 - 130
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65 50
 9 290 27 75 -20 - 50
0 - 70
30 - 100
60 - 130
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80 70
 9 310 29 75 -20 - 50
0 - 70
30 - 100
60 - 130
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100 80
 9 350 29 75 -20 - 50
0 - 70
30 - 100
60 - 130
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DN - nominal diameter, mm.

Тс - time constant, sec.

L - length along the pipeline axis, mm.

dT - range of temperatures maintained by the controller, °C.

dPmax - maximum pressure drop across the controller, bar.

Xp - proportional band corresponds to the temperature deviation in °C from the setpoint at which the valve of the controller will go to the extreme position.

Kvs - flow coefficient, corresponds to the water flow rate in m³/h at which the pressure drop across the controller will be 1 bar.

question : comment : feedback

where to notify about the reply. not published anywhere
Kvs
Flow coefficient
m³/h
Temperature set
°C
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