Water Meter
CA568-R21
Multi-Jet Keypad Smart Water Meter
The CA568-R21 is an electronic valve controlled water meter that complies with STS. It is an ideal household water meter for revenue protection and user management. The CA568-R21 is equipped with a Customer Interface Unit (CIU) for inputting recharge tokens and information codes. Its communication mode is RF-LORA. Tariff charging and AMR data transmission are its two highlight functions.
Introduction
Introduction
The CA568-R21 is an electronic valve controlled water meter that complies with STS. It is an ideal household water meter for revenue protection and user management. The CA568-R21 is equipped with a Customer Interface Unit (CIU) for inputting recharge tokens and information codes. Its communication mode is RF-LORA. Tariff charging and AMR data transmission are its two highlight functions.
Metrological Parameters
| Nominal size | DN | mm | In-line | ||
| 15 | 20 | ||||
| Maximum flow rate | Q4 | m³/h | 3.125 | 5.0 | |
| Ratio“R” | Q3/Q1 | m³/h | 160 | 160 | |
| Permanent l flow rate | Q3 | 2.5 | 4.0 | ||
| Transitional flow rate | Q2 | 1/h | 25 | 40 | |
| Minimum flow rate | Q1 | 15.625 | 25 | ||
| Maximum working pressure | Bar | 25 | |||
| Maximum pressure loss as complete unit including the shut off valve and piping | |||||
| Maximum working temperature | ℃ | 50 | |||
| Maximum reading | m³ | 99999 | |||
| Maximum Permissible Error(MPE) | % | Q1≦Q≦Q2: MPE = ± 5% Q2≦Q≦Q4: MPE = ± 2% | |||
Key Features
- STS compliant
- IP68 protection
- LORA/ GPRS /3G
- Battery life 10 years
- Brass / plastic meter body (optional)
- Pre-programmable low credit warning
- Non- return valve preventing back-flow
- Prepaid and post-paid hybrid (optional)
Specifications
- Nominal sizes
- DN15-DN25
- Maximum pressure
- 16 bar
- Maximum temperature
- 50°C
- Protection
- IP68
Trade information
- Origin
- Shenzhen, China
- Brand
- CALIN
Applications
- Residential, municipal and commercial water metering
- Prepayment and remote meter-reading projects
