Yokogawa Integral Oxygen Analyzer ZR202 - Manual (Page 29)

<2. Specifications>
2-10
IM 11M12A01-04E
2.2 ZA8F Flow Setting Unit and ZR20H Automatic
Calibration Unit
2.2.1 ZA8F Flow Setting Unit
This flow setting unit is applied to the reference gas and the calibration gas in a system configuration
(System 2).
This unit consists of a flowmeter and flow control valves to control the flow of calibration gas and
reference gas.
• Standard Specifications
Flowmeter: Calibration gas; 0.1 to 1.0 l/min. Reference gas; 0.1 to 1.0 l/min.
Construction: Dust-proof and rainproof construction
Case Material: SPCC (Cold rolled steel sheet)
Painting: Baked epoxy resin, Dark-green (Munsell 2.0 GY 3.1/0.5 or equivalent)
Tube Connections: Rc1/4 or 1/4FNPT
Reference Gas Pressure: Clean air supply of sample gas pressure plus approx. 50 kPa G (or
sample gas pressure plus approx.150 kPa G when a check valve is used,
maximum pressure rating is 300 kPa) (pressure at inlet of the automatic
calibration unit)
Air Consumption: Approx. 1.5 l/min
Weight: Approx. 2 kg
NOTE
Used instrument air for span calibration gas, if without instrument air is used, contact YOKOGAWA.
• Model and Codes
Model Suffix code Option code Description
ZA8F - - - - - - - - - - - - - - - - - - - - - - - Flow setting unit
Joint
-J
-A
- - - - - - - - - - - -
- - - - - - - - - - - -
Rc 1/4
With 1/4 NPT adapter
Style code *C - - - - - - - - - - - - Style C