YOKOGAWA EXAxt ZR22G, User Manual, Page: 41 / 211

<2. Specifications>
2-22
IM 11M12A01-02E 16th Edition : Mar. 19, 2020-00
l
Piping Diagram
ZR402G Converter
ZR40H Automatic
Calibration Unit
AC-Z
AC-C
AC-S
Zero
Span
F35_00.ai
EV1
EV2
CHECK
OUT
ZERO GAS IN
AIR IN
Instrument air Approx. 1.5 l/min
*2
Needle valve is supplied as on accessory with flowmeter
Flowmeter
Flowmeter
REF
OUT
*2 *2
Solenoid valve
EV1,2
EV1 EV2
F2-6_3E.ai
2.6 ZO21S Standard Gas Unit
This is a handy unit to supply zero gas and span gas to the detector in a system configuration
based on System 1. It is used in combination with the detector only during calibration.
The ZO21S does not conform to CE marking.
l
Standard Specifications
Function: Portable unit for calibration gas supply consisting of span gas (air) pump,
zero gas cylinder with sealed inlet, flow rate checker and flow rate needle
valve.
Sealed Zero Gas Cylinders (6 provided): E7050BA
Capacity:
1 L
Filled pressure: Approx. 686 kPaG (at 35°C)
Composition: 0.95 to 1.0 vol%O
2
+ N
2
balance
Power Supply: 100, 110, 115, 200, 220, 240 V AC ±10%, 50/60 Hz
Power Consumption: Max. 5 VA
Case material:
SPCC (cold rolled steel sheet)
Paint Color: Mainframe; Munsell 2.0 GY3.1/0.5 equivalent
Cover; Munsell 2.8 GY6.4/0.9 equivalent
Piping: Ø6 х Ø4 mm flexible tube connection
Weight: Approx. 3 kg
l
Model and Codes
Model Suffix code Option code Description
ZO21S - - - - - - - - - - - - - - - - - - - - - - - - Standard gas unit
Power
supply
-2
-3
-4
-5
-7
-8
- - - - - - - - - - - - -
- - - - - - - - - - - - -
- - - - - - - - - - - - -
- - - - - - - - - - - - -
- - - - - - - - - - - - -
- - - - - - - - - - - - -
200 V AC 50/60 Hz
220 V AC 50/60 Hz
240 V AC 50/60 Hz
100 V AC 50/60 Hz
110 V AC 50/60 Hz
115 V AC 50/60 Hz
Panel
-J
-E
- - - - - - - - - - - - -
- - - - - - - - - - - - -
Japanese version
English version
Style code *A - - - - - - - - - - - - - Style A