YOKOGAWA ZR22S, User Manual

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<2. Specifications>
2-19
IM 11M13A01-02E
2.5.2 ZR40H Automatic Calibration Unit
CAUTION
Automatic Calibration Unit (Model ZR40H) must not be located in hazardous area.
This automatic calibration unit is applied to supply specified flow of reference gas and calibration
gas during automatic calibration to the detector in a system configuration (System 2).
• Specifications
Used when auto calibration is required for the separate type and instrument air is provided.
The solenoid valves are provided as standard.
Construction:
Dust-proof and rainproof construction:
NEMA4X/IP67-only for case coating solenoid valve (excluding
flowmeter)
Mounting: 2-inch pipe or wall mounting, no vibration
Materials: Body; Aluminum alloy,
Piping; 316 SS (JIS), 304 SS (JIS),
Flowmeter; MA (Metha acrylate resin).
Bracket; 304 SS (JIS)
Finish: Polyurethane corrosion-resistance coating, mint green (Munsell
5.6BG3.3/2.9)
Piping Connection: Refer to Model and Codes
Power Supply: 24 V DC (from ZR402G), Power consumption; Approx.1.3 W
Reference Gas Pressure: Sample gas pressure plus approx. 150 kPa (690 kPa max.), (Pressure
at inlet of the Automatic Calibration Unit)
Air Consumption: Approx. 1.5 L/min
Weight: Approx. 3.5 kg
Ambient Temperature: -20 to +55°C, no condensation or freezing
Ambient Humidity:
0 to 95%RH
Storage Temperature: -30 to +65°C
• Model and Codes
Model Suffix code Option code Description
ZR40H - - - - - - - - - - - - - - - - - - - - - Automatic calibration unit for ZR402G
Gas piping
connection
-R
-T
- - - - - - - -
- - - - - - - -
Rc 1/4
1/4 NPT
Wiring
connection
-P
-G
-M
-T
- - - - - - - -
- - - - - - - -
- - - - - - - -
- - - - - - - -
Pipe connection (G1/2)
Pg 13.5
20 mm (M20 x 1.5)
1/2 NPT
—
-A - - - - - - - - Always -A