Split Keypad STS Standard IP68 Dry Dial Household Multi-jet Water Meter with Customer Interface Unit
STW36-S split keypad water meter is STS (Standard Transfer Specification) compliant, electronic valve controlled, water meter. You are assured of continuously good metrology and revenue protection at the same time.
A handy remote keypad, as Customer Interface Unit (CIU), is offered to enter recharge tokens and information short codes. The CIU is installed inside customer’s house, when the meter is kept away from customer’s reach in locked-up boxes or premises. The communication between CIU and the water meter is RF-LORA. The meter is available with AMR data transmission features.
Certificates
✽ ISO 9001 ; ISO 14001
✽ STS Certificated
Application:
Measuring the volume of cold water through water pipe.
Main Features
①Wet dial / dry dial register construction on request
②Prepaid and post-paid hybrid
③Pre-programmable low credit warning
④Recharge by inputting 20 digits TOKEN with keypad CIU
⑤Brass / plastic meter body on request
⑥Reading through LORA and the system of GPRS /3G
⑦Non- return valve preventing back-flow
Meter Dimension
| Size | DN15 1/2” | DN20 3/4” | DN25 1” |
| Length(L) | 165/190 | 190 | 225/260 |
| Width(W) | 99 | 99 | 103 |
| Height(H) | 104 | 106 | 114 |
| Connecting Thread | G3/4B | G1B | G1-1/4B |
Metrological Parameters of different size
| Size | DN15mm 1/2” | DN20mm 3/4” | DN25mm 1” |
| Overload flow rate Q4 | 3.13 | 5 | 7.87 |
| Permanent l flow rate Q3 | 2.5 | 4 | 6.3 |
| Transitional flow rate Q2 | 0.04 | 0.064 | 0.1 |
| Minimum flow rate Q1 | 0.025 | 0.04 | 0.063 |
| Ratio ”R” Q3/Q1 | 100 | 100 | 100 |
Features
✽ Maximum working pressure: 16 Bar
✽ Maximum pressure loss: 0.6 Bar
✽ Maximum reading: 99999
✽ Working temperature: <50℃
✽ Error: Q1≤Q≤Q2 5%;
Q2≤Q＜Q4 2%
| Function | Details |
| Prepayment | STS Standard, recharge by input 20digits TOKEN. |
| Low credit alarm | Alarm value can be set by inputting corresponding TOKEN. |
| Prepaid and post-paid switch | Meter can be switch to prepaid mode or post-paid mode. |
| Non-return valve | Non-return valve inside for preventing back-flow. |
| Anti-tamper | Meter will automatically close the valve after detection of magnetic field and open cover event. |
| Step Tariff | Step Tariff can be set by inputting corresponding TOKEN. |
| Overdraft Collection | Non- Revenue water (Overdraft) can be collected day by day or month by month. |
| Communication | The meter is available with AMI system through LORA RF or Bluetooth 4.0 on request. |
| Information Inquiry | Consumer could check the data like Credit Remain, Total Purchased and Total Credit by input the short code. |
Step Tariff:
Liquid Crystal Display:
Vending Process
➯ By Stronpay vending Software or handheld mobile vending unit in local sales point
➪ By the third party platform or local mobile payment with API and recharge with mobile phone
The advantages to recharge with mobile payment:
✽ Users can top up water by mobile money without leaving the house.
✽ Users could check information by their telephone.
✽ It helps utilities for Revenue protection and consumer management.
➪ Recharge remotely via DCU and LORA-RF module in AMI system
Product Tags:
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IP68 R160 Residential Smart Water Meter STS Certificated Images
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