Place of Origin:
Hunan
Brand Name:
Stron
Certification:
STS
Model Number:
STW36-C
Smart IC Card STS Prepaid Water Meter Low power consumption Overdraft Collection
The STW36-A is an STS (Standard Transfer Specification) compliant, RFID Card type, electronic valve controlled prepayment water meter. It adopts Philips Mifare S70 Card to realize Prepayment Function and bi-directional communication between water meter and vending center system for data tranfer. The brass body base meter has been supplied and proven by millions of service connections for reliable and cost-effective consumption measurement. Prepayment function and excellent anti-tamper feature like Magnetic field protection to help utilities for Revenue water protection and consumer management.
LoRa wireless communication optional as customers demand, It can be remote reading or remote controlled by our AMI server, Customer can check data and parameters they need, like monthly consumption, daily consumption, meter status, anyway, we know the LORA has a communication distance around 2 kilometer, and very stable. Service provider can close the valve remotely, Effectively prevent users from not paying water charges, Monitor customer's water consumption at any time.
Advantages of IC card water meter:
1. One Table and One Card: After the user inserts the card (swipes the card) on the meter for the first time purchase of water, the card will be automatically bound to the water meter. In the future, the user can only use this card to purchase water.
2. Replenishment function: the user can go to the water sales department to replace the card after losing, and the amount in the original card will not be lost.
3. Anti-strong magnetic interference function: IC card water meter metering sensor dry reed tube is a magnetic control switch, when the external strong magnetic, dry reed tube will be in a normally open or often closed state, and then affect the electronic metering of water meter.
Features:
1. Ingress IP68 waterproof protection
2. Up to 8 years battery life
3. Automatic valve controlling
4. STS standard
5. Real time o-clock
6. Utilities can set step price into meter on request
7. Anti-Tamper Magnetic field protection
8. RF-LoRa communication(optional)
9. Pay by mobile payment M-PESA, Alipay, MTN, Airtel, etc
Stronpay Vending Software
RFID Card Parameters | |
Type | Philips Mifare S79 Card |
Inductive mode | Initiative transmit, RF Powe-6dBm transmit every second |
Material | ABS, heat resistant, White color |
Dimension | 86×55×4mm |
Protection Class | IP54 |
Signal modulation | GFSK |
Communication speed | 1Mbit/s / M1 106KBPS |
Operation Frequency | 2.44GHz / M1 Card 13.56MHz |
Working life | >5 years |
Operating Temperature | -20℃-+50℃ |
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 | |
Maximum working pressure | 16Bar | 16Bar | 16Bar | |
Maximum pressure loss | 0.6Bar | 0.6Bar | 0.6Bar | |
Maximum reading | 99999 | 99999 | 99999 | |
Max temperature | 50℃ | 50℃ | 50℃ | |
Error | Q1≦Q≦Q2 | 5% | 5% | 5% |
Q2≦Q≦Q4 | 2% | 2% | 2% |
Basic Functionality
Function | Details |
Prepayment | STS Standard, recharge by Smart RFID Card |
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 Management Card |
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 LCD Display |
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Meter Dimension
Size | DN15 1/2” | DN20 3/4” | DN25 1” |
Length(L) | 165/190 | 190 | 225/260 |
Width(W) | 96 | 96 | 101 |
Height(H) | 106 | 107 | 114 |
Connecting Thread | G3/4B | G1B | G1-1/4B |
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