YOKOGAWA ZR22G User Manual page 47

2.5.2 ZR40H Automatic Calibration Unit
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 3). It can also
be used for safety purge when unburned gas is detected.
Specifications
l
Used when auto calibration is required for the separate type and instrument air is provided.
The solenoid valves are provided as standard.
Construction:
Mounting:
Materials:
Finish:
Piping Connection:
Power Supply:
Reference Gas Pressure: Sample gas pressure plus approx. 150 kPa (690 kPa max.), (Pressure
Air Consumption:
Weight:
Ambient Temperature: -20 to +5°C, no condensation or freezing
Ambient Humidity:
Storage Temperature: -30 to 65°C
Model and Codes
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Model Suffix code
ZR40H - - - - - - - - - - - - -
Gas piping -R
connection -T
Wiring
connection
—
Dust-proof and rainproof construction:
NEMA4X/IP67-only for case coating solenoid valve, not flowmeter
(excluding flowmeter)
2-inch pipe or wall mounting, no vibration
Body; Aluminum alloy, Piping; SUS316 (JIS), SUS304 (JIS), Flowmeter;
MA (Metha acrylate resin). Bracket; SUS304 (JIS)
Polyurethane corrosion-resistance coating, mint green (Munsell
5.6BG3.3/2.9)
Refer to Model and Codes
24 V DC (from ZR402G), Power consumption; Approx.1.3W
at inlet of the Automatic Calibration Unit)
Approx. 1.5 l/min
Approx. 3.5 kg
0 to 95%RH
Option code
- - - - - - - - Automatic calibration unit for ZR402G
- - - - - - - - Rc 1/4
- - - - - - - - 1/4 NPT
-P - - - - - - - - Pipe connection (G1/2)
-G - - - - - - - - Pg 13.5
-M - - - - - - - - M20 x 1.5 mm
-T - - - - - - - - 1/2 NPT
-A - - - - - - - - Always -A
<2. Specifications>
Description
IM 11M12G01-02EN
2-26
1sh Edition : Mar. 25, 2021-00