YOKOGAWA Y/11AL Pneumatic Absolute Pressure Transmitter
Model Y/11AL Pneumatic Absolute Pressure Transmitter measures absolute pressure in spans from 1.3 to 5.3 kPa.
The instrument transmits a proportional 20 to 100 kPa pneumatic signal to remote pneumatic receivers.
Ordering Examples:
Y/11AL-LS1
Y/11AL-LS2
Y/11AL-LS3
Y/11AL-LS4
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■FEATURES
● Time-Proven Pneumatic Differential Pressure
Transmitter Design
● Trouble-Free Construction.
● Excellent Performance.
● Easy to Calibrate.
● Wide Range.
● Overrange Protection.
● Stable Absolute Reference.
■STANDARD SPECIFICATIONS
Span Limits:
1.3 to 5.3 kPa.
Span is continuously adjustable within range limits.
Range Limits:
0 to 9.3 kPa absolute.
Overpressure Limits:
0.7 MPa.
Output Signal:
20 to 100 kPa.
Accuracy (includes linearity, hysteresis and
repeatability):
_1.0 % of span.
Repeatability:
0.5 % of span.
Dead Band:
0.1 % of span.
Air Supply Pressure:
140 kPa, 1.4 kgf/cm2 or bar, or 20 psi.
Air Consumption:
0.5 m3/h at 0 _C, 101.3 kPa {1.033 kgf/cm2} absolute (0.3 scfm).
Ambient Operating Temperature Range:
-40 to 120 _C (-40 to 250 _F).
Process Temperature Limits:
-40 and 120 _C (-40 and 250 _F) at capsule.
Mounting:
Bracket for nominal 50 mm (2 inches) horizontal or vertical pipe. Transmitter must be mounted with capsule faces vertical.
Air Connection:
Tapped for JIS R1/4 or 1/4 NPT, whichever specified.
Model Y/11AL Pneumatic Absolute Pressure Transmitter
Yokogawa Electric Corporation
Process Connection:
JIS Rc1/2, Rc1/4, 1/2 NPT, or 1/4 NPT female, whichever
specified.
Wetted Parts Material:
Body: Forged JIS SUS 316 stainless steel.
Process Connector: SCS 14A (equivalent to SUS 316 Stainless Steel casting)
Diaphragm Capsule: SUS 316L stainless steel.
Force Bar: SUS 316 stainless steel.
Force Bar Seal: Cobalt-nickel alloy.
Process Connector Gasket: Teflon (PTFE) (see Note 1).
Capsule Gasket: SUS 316L stainless steel coated with Teflon.
Force Bar Seal Gasket: Silicone elastomer.
Connection Hardware:
JIS SCM 435 chrome-molybdenum steel cap screws and nuts for body; JIS SCM435 cap screws for process connector.
Cover:
Cast aluminum, finished with gray polyurethane paint.
Gasketed for National Electrical Manufacturers Association (NEMA) (USA) Type3 weatherproof service.
Approximate Weight:
15 kg (33 lb).
