Sierra 730 사용자 설명서

Series 730 Instruction Manual

IM-73-E

11

Gases

Most non-combustible, non-corrosive gases

Mass Flow Rates

1/4-inch

0–0.035 scfm

0–4.5 scfm

1/2-inch

0–0.5 scfm

0–12 scfm

3/4-inch

0–1 scfm

0–25 scfm

1 1/4-inch

0–2 scfm

0–50 scfm

2-inch

0–5 scfm

0–125 scfm

3-inch

0–10 scfm

0–250 scfm

(1) Contact factory for ranges of other gases

Gas Pressure

150 psig (10 barg)*

*Maximum gas pressure is determined by the mechanical process connections, as well as, the ap-
plication conditions. Mechanical limitations are shown above, please consult factory for application
limitations.

Pressure Drop

Negligible

Gas & Ambient Temperature Gas.............................14° to 176°F  (–10° to 80°C)

Ambient......................32° to 120°F (0° to 50°C)

Leak Integrity

1 X 10

-2

 atm cc/sec of helium maximum

Power Requirements

15 or 24 VDC, 300 mA

Output Signal

Linear 0-5 VDC or 0-10 VDC proportional to mass flow rate, 1000 Ohms
minimum load resistance; or, linear 4-20 mA proportional to mass flow rate,
400 Ohms maximum resistance

Accuracy

± 1% of full scale + 0.5% of reading over 32 to 120°F (0 to 50°C) and 5 to 30
psia (0.3 to 2 barg)

Repeatability

± 0.2% of full scale

Temperature Coefficient

± 0.02% of reading per °F within ± 50°F of customer specified conditions
± 0.03% of reading per °F within ± 50°F to 100°F of customer specified conditions
±0.04% of reading per °C within ± 25°C of customer specified conditions
±0.06% of reading per °C within ± 25°C to 50°C of customer specified conditions

Pressure Coefficient

Negligible within ±50  psig  (3.4  barg)  of  customer  specified  conditions
(Special calibration required for higher pressures)

Response Time

200 milliseconds to 63% of final velocity value

Wetted Materials

Anodized aluminum or 316 stainless steel flow body
Glass-coated sensor; epoxy; Viton O-rings

Enclosure

Anodized aluminum NEMA 2
Painted cast aluminum NEMA 4