Products
CJK Co., Ltd. is dedicated to protecting the value of clean water.
Industrial Water Treatment Parts
Measuring Device
Measuring Device
Flow Meter, Resistivity Meter, RO Controller, TDS Meter, pH/ORP Meter, Conductivity Meter.
Advantages of our Measuring Devices
- 01Excellent quality
- 02Reasonable price
- 03High Accuracy and Reliability
- 04Diversity of products
Conductivity Meter & TDS Meter
 |  |  |  | |
| Model Name | CCT-3320 | CCT-3320A | CCT-232 | CCT-5320 |
| Main Feature | Conductivity TDS Temperature measurement | Conductivity TDS Temperature measurement | Conductivity Temperature measurement Channel 2 | Conductivity TDS Temperature measurement |
| Measuring range | 0.1㎲/㎝~19.99㎲/㎝ | 0.1㎲/㎝~1999㎲/㎝ | Inflow: 0~200 0~2000 ㎲/㎝ | 0.5㎲/㎝~19.99㎲/㎝ |
| 0.05ppm~9.99ppt | 0.05ppm~1999ppt | Outflow: 0~20 0~200 ㎲/㎝ | 0.25ppm~9.99ppt | |
| 0.0~50.0℃ | 0.0~50.0℃ | 0.0~50.0℃ | ||
| Tolerance | 1.5%(F.S) | 1.5%(F.S) | 1.5%(F.S) | 1.5%(F.S) |
| Pressure | 0~0.5MPa | 0~0.5MPa | 0~0.5MPa 0~1.0Mpa | 0~0.5MPa |
| Operating temperature/humidity | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH | 0~50℃ / ≤80%RH |
| DISPLAY | LCD display | Conductivity: 3.5-bits LCD Digit display Temperature: 3-bits Digit display | 3.5-bit LCD | 3.5-bit LCD |
| POWER | AC220V±10%, 50/60Hz | AC220V±10%, 50Hz | AC220V±10%, 50Hz | AC220V±10%, 50/60Hz |
| OUTPUT | 4~20mA | Non-isolated 4~20mA | - | 4~20mA |
| RELAY Print | ON/OFF relay output | - | - | ON/OFF relay output |
| Cutting size | 44 x 92mm(H x W) | 45 x 91mm(H x W) | 45 x 91mm(H x W) | 91 x 91mm(H x W) |
| External dimensions | 48 x 96 x 80mm (H x W x D) | 48 x 96 x 100mm (H x W x D) | 48 x 96 x 100mm (H x W x D) | 96 x 96 x 105mm (H x W x D) |
Resistivity Meter
 |  |  | |
| MODEL Name | RCT-3200 | RCT-3200A | RCT-5220 |
| Main Feature | Resistivity Conductivity Temperature measurement | Resistivity Temperature measurement | Resistivity Temperature measurement |
| Measuring range | Resistivity: 0~18.25MΩ.㎝ | 0~18.2MΩ.㎝ | 0~18.25MΩ.㎝ |
| Conductivity: 0.05~1.5㎲/㎝ | |||
| Tolerance | 2.0%(F.S) | 2.0%(F.S) | 2.0%(F.S) |
| Pressure | 0~0.5MPa | 0~0.5MPa | 0~0.5MPa |
| Operating temperature/humidity | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH |
| DISPLAY | LCD digital display (2 1/2 bits or 3 1/2 bits optional selection) | 2.5-bit LCD | LCD |
| POWER | AC220(110)V±10% | AC220V±10%, 50Hz | AC220V±10%, 50Hz |
| OUTPUT | Non-isolated 4~20mA Max. loop resistivity > 300Ω | - | 4~20mA |
| RELAY Print | ON/OFF double contact AC230V/5A Max | ON/OFF double contact AC230V/5A Max | ON/OFF double contact AC230V/5A Max |
| Cutting size | 44 x 92mm(H x W) | 45 x 91mm(H x W) | 91mm×91mm(H×W) |
| External dimensions | 48 x 96 x 80mm (H x W x D) | 48 x 96 x 80mm (H x W x D) | 96×96×105mm(H x W x D) |
pH Meter
 |  | |
| Model Name | PH-3500 | PH-7500 |
| Main Feature | pH | pH/ORP |
| Temperature measurement | Temperature measurement | |
| Measuring range | 0~14pH | pH: 0~14pH |
| Temperature: 5~60°C | ORP: -1999~+1999mV | |
| Temperature: 0~99.9°C | ||
| Tolerance | 0.01pH±1mV | pH: ±0.1 |
| ORP: ±5mV | ||
| Temperature: ±1.0°C | ||
| Pressure | 0~6MPa | 0~6MPa |
| Operating temperature/humidity | 5~30°C | 0~60℃ / ≤85%RH |
| DISPLAY | 3½DIGITS LCD DISPLAY | 3½DIGITS LCD DISPLAY |
| POWER | AC220V±10% 50~60Hz | AC220V±10% 50~60Hz |
| OUTPUT | 4~20mA | 4~20mA |
| RELAY Print | Double relay (double contact ON/OFF) | Double relay (double contact ON/OFF) |
| Cutting size | 44X93mm | 91X91mm |
| External dimensions | 48X96X80mm | 96X96X103mm |
Multi Meter
 |  |  |  | |
| Model Name | CCT-7160 | CCT-7260 | RCT-7360 | CCT-7560 |
| Main Feature | Conductivity | Conductivity | Resistivity | Conductivity |
| Temperature measurement | Temperature measurement | Temperature measurement | Resistivity | |
| Seawater use Channel 2 | Temperature measurement | |||
| Measuring range | 0~20, 0~200, 0~2000㎲/㎝ (1.0cm-1 electrode) 0~2, 0~20, 0~200㎲/㎝ (0.1cm-1 electrode) | inflow water 0~200, 0~2000㎲/㎝ outflow water 0~20, 0~200㎲/㎝ | 0~18.25MΩ.㎝ | 0~18.25MΩ.㎝ |
| Tolerance | 1.5%(F.S) | 1.5%(F.S) | 2.0%(F.S) | 2.0%(F.S) |
| Pressure | 0~0.5Mpa | 0~0.5Mpa | 0~0.5Mpa | |
| Operating temperature/humidity | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH | 0~50℃ / ≤85%RH |
| DISPLAY | Conductivity: 3.5-digits display Temperature: 3-digits display | Conductivity: 3.5-digits display Temperature: 3-digits display | Conductivity: 3.5-digits display Temperature: 3-digits display | Conductivity: 3.5-digits display |
| Temperature: 3-digits display | ||||
| Resistivity: 3.5-bit display | ||||
| POWER | AC220V±10%, 50Hz | AC220V±10%, 50Hz | AC220V±10%, 50Hz | AC220V±10%, 50Hz |
| OUTPUT | 4~20mA | 4~20mA | 4~20mA | 4~20mA |
| RELAY Print | relay output | relay output | On/OFF relay output | On/OFF double relay output |
| Cutting size | 92 x 92mm(H x W) | 92 x 92mm(H x W) | 92 x 92mm(H x W) | 92 x 92mm(H x W) |
| External dimensions | 96 x 96 x 130mm (H x W x D) | 96 x 96 x 130mm (H x W x D) | 96 x 96 x 130mm (H x W x D) | 96 x 96 x 130mm (H x W x D) |