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HOMEProductsWater CirculatorCIW1100
External Closed Circulators, Inverter Type

Cooling water circulation system of high output, saving energy consumption by inverter control.

Operating temp. range
0 to +80 deg.C
Temp. adjustment accuracy
±0.1deg.C (at 20deg.C)
Cooling capacity
Approx. 3200W at liquid temp. 20 deg.C

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  • Cooling water circulation system of high output, saving energy consumption by inverter control.
  • Wide temperature control range from 0 to 80℃.
  • Able to cool the heat load at very high temperature which surpass the limit of conventional products.
  • Auto stop-start system, Calibration offset function and various amazing functions will be standard functioned. Also, it comes with electricity and CO2 emission monitoring.

Model CIW1100
Circulation Method External closed system circulation
Cooling Method Water-cooled type
Temperature Control Range 0 - 80℃ (Operation of entire freezer)
Operating Temperature Range 5 - 35℃
Temp. Adjustment Accuracy/Temp. Fluctuation ±0.1℃ (JTM K05)/ ±0.3℃ at 20℃ (JIS)
Temperature Display Unit 0.1℃
Cooling Capacity Approx. 3,200W (at Liquid Temp. 20 °C, Room Temp. 23℃, Water Supply Temp. 20℃)
External Circulation Flow Rate/Pump Max. Lift Approx. 19/22ℓ/min  Approx. 14.5/20.5m (50/60Hz)
Water Tank
Material SUS304
Dimension W170 × D370 × H360mm
Water Tank Capacity
Approx. 17L
Float Switch Operation Approx. 12L water level
Material Chrome-free electrogalvanized steel plate, Chemical resistance coating
Dimension W420 × D650 × H1,021mm
Refrigerator Swing Type Compressor  (Inverter control) / R410A
Heater 3,200W
Temperature Sensor Pt100Ω(Temp. control), T thermocouple (Water temp., Evaporation temp.),
K thermocouple (Overheat) 
Circulation Pump 180/216W
Circulation System Material Stainless steel joint, Ethylene propylene hose
Condenser Plate heat exchanger / SUS316
External Circulation Nozzle Nozzle is option, Rc1/2
Water Supply Nozzle
(for water cool)
Nipple, O.D. 16mm
Water Supply Facility Temp.: 10-33℃, 15L/min or more, Water Pressure: 3 to 7kg/cm2
Power Supply
Single phrase AC200V 22A (30A)
 Safety Device
Temp. sensor error, Liquid temp. upper/lower limit error, Over current electrical leakage breaker, Refrigerator high pressure, Refrigerator refrigerating protecting timer, Refrigerator over load, Float switch, Supply water pressure, Refrigerator overload reducing operation, Independent overheat prevention device
Other Function External communication terminal (RS485), Water bath filter, Over flow / Drain cock, Calibration off-set, Auto start, Auto stop, Display the amount of Power consumption, Integration time 
Accessories Drain hose (I.D. 9×500mm), Cooled water supply hose, Cooled water drain hose (2m), Strainer set

*1 Conditions: Ambient temperature and humidity: 23 deg.C+/-5 deg.C, 65%RH+/-20% (no load). Liquid temperature 20 deg.C.
*2 External dimensions do not include protrusions.

Water Tank (Internal) Control panel

External Communication Terminal Strainer

Connection Port: Rc1/2

Drain Cock

For Overflow and Drain (O.D. 10.5mm)

Cooling capacity / flow rate / line graph

Optional Accessories
Remark Description Item Code
  Straight circulation nozzle 9mm dia Rc1/2 221650
  Straight circulation nozzle 10.5mm dia Rc1/2 221651
  Straight circulation nozzle 12.7mm dia Rc1/2 221652
  Straight circulation nozzle 16.0mm dia Rc1/2 221653
  Straight circulation nozzle 19.0mm dia Rc1/2 221654
  Male/female elbow, Rc1/2 × Rc1/2 221655
Flow adjusting valve, Rc1/2 × Rc1/2 221656
Pressure meter, R1/2 × Rc1/2 221657
Filter set 50μm, should be connect with Nylon rigid hose 221658
Leak detection system 221661
Operation signal output terminal 221664
External combination terminal 221665
External alarm output terminal 221666
Temperature output terminal (4-20mA) 221667
  External Communication Adapter set (USB-RS485 adapter) 211884

Note: The item marked "●" in the column of "Remark" shall be ordered together with the main unit.

Straight circulation nozzle

Flow adjusting valve

Male/femal valve

Pressure meter
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