YOKOGAWA PH450G

<1. General>
1-2
IM 12B07W01-04EN 1st Edition : Nov 11, 2016-00
Chemicals for Cleaning:
Acid solution (e.g., hydrochloric acid or diluted sulfuric acid), or alkali solution. Organic
solvents are not allowed.
Note: Select appropriate solution for effective cleaning.
Material, Finish, and Color of Main Components:
Control Box (K9729AN)
Material: Aluminum alloy casting
Colors:
Deep sea moss green (Munsell 0.6GY3.1/2.0) and frosty white (Munsell 2.5Y8.4/1.2)
Finish: Baked polyurethane resin coating
Power Supply Unit (for pH/ORP converter only)
Material: Carbon steel (body)
Color: Deep sea moss green (Munsell 0.6GY3.1/2.0 or equivalent)
Finish: Baked polyurethane resin coating
Mounting Rack
Material: Carbon steel
Color: Deep sea moss green (Munsell 0.6GY3.1/2.0)
Finish: Baked polyurethane resin coating
Chemical Solution Tank (20 L, 2 to 10 % diluted hydrochloric acid or diluted sulfuric acid.
Effective capacity; approximately 17 L, approximately 100 ml is used for each cleaning)
Material: Polyethylene resin (for solution tank), and hard PVC resin (for internal tank)
Tubing for Solution, Air, or KCl
Material of tubes: Polyethylene or Fluoropolymer (PTFE)
Mateirial of tting (joint): polypropylene resin or Fluoropolymer (PTFE)
Ambient Temperature: 0 to 45°C (Note ; Freezing protection is required if necessary.)
Power Supply: 100 V AC ±10%, 50/60Hz ±5%
Power Consumption: Approx. 60 VA
Air Supply: 300 to 950 kPa {3 to 9.5 kg/cm
2
}
Max. Air Consumption: Approx. 10 Nl/min.
External Dimensions:
500 (W) x 600 (D) x 1630 mm (H)
Weight: Approx. 50 kg (when the chemical tank is empty)
Output Contact Signal: Cylinder failure
Contact State: Normally open (close on error )
Contact Capacity: 24 V DC, 1 A, 110 V AC 0.3 A (resistance load)
Output:
pH/ORP Converter : 4 to 20 mA DC 2 points (isolated transmission output; maximum load of
600 Ω)
2-Wire Analyzer : 1 to 5 V DC (minimum resistive load of 2 kΩ)
Cable Connection: G 1/2 gland packing is supplied.
Terminal Size: M4
Outside Cable Diameter: Φ9 to Φ12 mm
Piping Connection: Air for Instrumentation: Rc 1/4 female thread
Note 1: Install the KCl reserve tank in an appropriate place at the job site or attached to the stand for the
chemical cleaning unit.