6 zo21s standard gas unit, Zo21s standard gas unit -20 – Yokogawa Integral Oxygen Analyzer ZR202 User Manual
Page 38

<2. Specifications>
2-20
IM 11M12A01-02E
8th Edition : Jan.13,2012-00
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.
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 kPa G (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:
Φ6 х Φ4 mm flexible tube connection
Weight:
Approx. 3 kg
Non CE Mark.
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
• External Dimensions
92
228
253
1600
354
Flow checker
Span gas valve
Zero gas valve
Gas outlet
F2-7E.ai
Zero gas cylinder (6 cylinder): E7050BA
Unit: mm