200/202 Series Flowmeters and Controllers Instruction Manual
EAR99 Technology Subject to Restrictions Contained on the Cover Page
Page 8 of 27
Specifications HFC-202
*
WARNING
: Do not operate instruments exceeding the specifications listed below. Failure to
heed this warning could result in serious personal injury and/or damage to the equipment.
Accuracy
1
and Linearity:
±1% of FS
Repeatability:
±0.043% FS
Standard Pressure Rating:
500 psig
Pressure Coefficient:
+0.0067%/psig (0-1000 psig N2) typical
High Pressure Option:
Proof tested to 1500 psig
Control Valve Differential Pressure
*
Per customer order
Leak Integrity:
Less than 1x10
-9
sccs
Operating Temperature:
-20°C to 70°C
Temperature Coefficient:
Zero ±0.035% FS/°C (-20 to 70°C), Span ±0.06% FS/°C (-20 to 70°C)
WARNING
: Operation above 60 °C ambient may result in case temperatures capable of causing
burns.
Power (±15V controller, 0-5 VDC):
+(14-16) VDC @ 21 mA, -(14-16) VDC @ 175 mA (~ 3.14 watts)
Power (±15V controller, 4-20 mA):
+(14-16) VDC @ 40 mA, -(14-16) VDC @ 175 mA (~ 3.44 watts)
Power (24V controller, 0-5 VDC):
(12-36) VDC ~ 3.64 watts
Power (24V controller, 4-20 mA):
(13-36) VDC ~ 3.96 watts
NOTICE:
Use of an underpowered or under-voltage supply could result in equipment damage.
Output Flow Signal / CMD Input:
0-5.00 VDC linear or 4-20 mA
Wetted Material
2
:
316 & 302 SS, Ni, Viton®, Kalrez® 82/18 Au/Ni Braze, Trace Ag Solder
Connector:
15-pin subminiature D / (9-pin for 24V)
Fittings:
¼-inch Swagelok®, others available
Weight (approx.)
1.8 lb. (0.82 kg)
WARNING:
Do not power with isolated drive circuits that are more than 36 volts above ground
potential or could reach 36 volts in the event of a fault. Failure to heed this warning could
result in serious personal injury and/or damage to the equipment.
Response Time (10-100%):
3.4 seconds typical, 3.5 seconds max
1 Stated accuracy is for nitrogen or other gas specific calibration and using this gas only.
2 Other materials are available. Viton is the standard O-ring option.
* Specifications may vary for instruments with ranges above 10 slm.