Owner's manual

<2. Specications>
2-14
IM 11M12A01-04E
2.3 ZO21S Standard Gas Unit
This is a handy unit to supply zero gas and span gas to the detector in a system conguration based
on System 1. It is used in combination with the detector only during calibration.
• Standard Specications
Function: Portable unit for calibration gas supply consisting of span gas (air) pump, zero
gas cylinder with sealed inlet, ow rate checker and ow rate needle valve.
Sealed Zero Gas Cylinders (6 provide): 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, 240V AC± 10%, 50/60 Hz
Power Consumption: Max. 5 VA
Case material: SPCC (Cold rolled steel sheet)
Paint: Epoxy resin, baked
Paint Color: Mainframe; Munsell 2.0 GY3.1/0.5 equivalent
Cover; Munsell 2.8 GY6.4/0.9 equivalent
Piping: Ø6 x Ø4mm exible tube connection
Weight: Approx. 3 kg
Span gas: Internal pump draws in air from atmosphere, and feeds to detector.
* Non CE Mark.
• Model and Codes
Model Sufx 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
F24.ai
Zero gas cylinder (6 cylinder): E7050BA