Corrosion-resistant, slim purgemeter with stainlesssteel body for measuring gases and liquids

P-900Purgemeter■ OUTLINEThe P-900 is a slim purgemeter with an all stainless-steel body. Reducing the material content has achieved a low price and quick delivery.

■ MAJOR APPLICATIONSCorrosion-resistant equipment■ STANDARD SPECIFICATIONS
Measuring ﬂuid

GasesLiquidMin. 80 to 800 mL/min（nor）
Max. 12 to 60 L/min（nor）
Air
Min. 80 to 800 mL/min（nor）
P-902
Max. 6 to 60 L/min（nor）
Min. 5 to 50 mL/min
WaterMeasuring range
Max. 0.25 to 2.5 L/min・When selecting a ﬂow range, refer to "Index &Quick Reference for P Series Purgemeters"(TG-S0001).
・When selecting a ﬂow range,refer to thestandard ﬂow rate table.
Range ability
10:1(10:2 for some models)P-901: ±5％ F.S.
Indication accuracy
P-902: ±3％ F.S.
Fluid pressure
Max. 0.8MPa
Fluid temperature
Max. 120℃
Wetted part SUS304, SUS316
Tapered tube Heat-resistant glass
Fluoro rubber (Max. 120ºC)
・The maximum ﬂuid temperature for gasket
GasketMaterialmaterial may vary depending on usage andambient conditions.
Mounting
SUS304plate
Cover
Polycarbonate
Rc : 1/4"（Standard）
Process Connection
NPT : 1/4"
Mounting
Screw mount on the panel front (Standard)
Massapprox. 0.5ｋｇ(P-901)
P-901■ ALARM CONTACT AND OUTPUT
Type

Availability
×××

GeneralUL-approved
PAU optical alarm unit

Reed switch type alarm unit

For CE approval, refer to "Index & Quick Reference for P Series Purgemeters" (TGS0001).

■ STANDARD FLOW RATE TABLE■ BASIC MODEL CODE
Model CodeP-90□ ̶ □ □ ̶ □ □ ̶ □ □Descriptions

114mm
Face-to-face
2224mmdimension9Special
̶ 0
Not provided
Inlet (gas for̶ L
atmospheric pressurescale)
Valve
Outlet (gas forpressure scale or for̶ U
negative pressure on
the secondary side)̶ ZSpecial0
Not provided
Alarm output
ZSpecial
̶ 4
SUS304（Standard）
̶ 6
SUS316
Wetted parts material
̶ ZSpecial
Fluoro rubber
F(Standard)
Gasket material
ZSpecial
̶ RRc（Standard）
̶ N
Process connection type
NPT female
̶ ZSpecial
2 1/4"
Process connection size
Z Special

Notes

1

Refer to "Index& Quick
Referencefor P Series
Purgemeters"(TG-S0001).

■ OTHER AVAILABLE OPTIONS
You can specify the following options:Double graduations, special graduations, built-in rubber fitting type, various fitting
types, etc.
For details, refer to "Index & Quick Reference for P Series Purgemeters" (TG-S0001).

When the ﬂuid pressure is other than 0 MPa, refer to "Index & Quick Reference for PSeries Purgemeters" (TG-S0001).
Air (0ºC, 0 MPa)
80 to 800 mL/min（nor）
0.1 to 1 L/min（nor）
0.2 to 2 L/min（nor）
0.3 to 3 L/min（nor）
0.5 to 5 L/min（nor）
1 to 10 L/min（nor）
2 to 20 L/min（nor）☆
3 to 30 L/min（nor）（5 10）to 50L/min（nor）（6 12）to 60L/min
（nor）

Water
5 to 50 mL/min
10 to 100 mL/min
20 to 200 mL/min
30 to 300 mL/min
50 to 500 mL/min
0.1 to 1 L/min
0.15 to 1.5 L/min
0.2 to 2 L/min
0.25 to 2.5 L/min

Although other flow rate specifications are available, some flow ranges need to bechanged. Contact us for details.
☆ If the ﬂow range is more than 30 L/min (nor), the range ability of the P-901 will be
10:2.

TG-F1104-1E
Revised Sep 2015 K
1st edition Jul 2014 KP-900Purgemeter■ ORDERING INFORMATION
Basic model codeＰ-90 □ - □□ - □□ - □□Items to be speciﬁed①②③④⑤
Fluid name − Flow range − Press. − Temp. − Mounting option（Select in the model code table.）−⑥
Other options（Refer to "Index & Quick Reference for P Series Purgemeters" (TG-S0001).）■ DIMENSIONS● STANDARD MATERIAL● STANDARD TYPE
P − 90 □− UO − 4F − R2

Parts nameBody
Tapered tube
Float※Gasket
Valve
Mounting boardCover■ Screw mounting on the panel front■ Valve at the outlet◯◯◯◯◯Standard material
SUS304Heat-resistant glass
SUS316, Glass, Ruby
Fluoro rubber
SUS316
SUS304
Polycarbonate

Available material
SUS316
̶̶̶̶̶Parts marked ○ come in contact with the measuring ﬂuid.
※We will select a proper material for your application.
· SUS316 may be used instead of SUS304 due to production reasons.
· ASTM or AISI materials equivalent to JIS materials may be used due to production
reasons.

Panel cut

Dimension(mm)）
L1 L2
P-901 146 114
P-902 256 224
Model* Specification is subject to change without notice.

Head Office : Shiba Toho Building, 1 – 7 – 24 Shibakoen, Minato-ku, Tokyo 105 – 8558
Tel : +81-3 – 3431 – 1625 (KEY) ; Fax : +81-3 – 3433 – 4922
e-mail : overseas.sales@tokyokeiso.co.jp ; URL : http://www.tokyokeiso.co.jp
2

TOKYO KEISO CO., LTD.

TG-F1104-1E