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Prepaid Water Meter with Split Type Design and Remote Monitoring Offering Accurate Measurement and Durable Construction

Place of Origin:

China

Brand Name:

STRON SMART

Certification:

ISO9001 and ISO14001

Model Number:

STW36-B

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Product Details

Battery Type:

Lithium Battery

Step Tariff:

Available

Module:

LORA-RF

Charge Mode:

Step Price Supports

Warranty:

2 Years

Cusotomer Interface:

Yes

Mobile Payment:

M-PESA,MTN,Airtel

Battery Life:

8 Years

Power Source:

Electricity

Class:

Accuracy Class:

Class 2

System Type:

Vending&AMI

Production Capacity:

8 Million Smart Meters Per Year

Working Temperature:

-10℃ ~ 55℃

Payment & Shipping Terms

Minimum Order Quantity

1pcs

Price

$48

Packaging Details

carton

Delivery Time

10-30days

Payment Terms

D/A, L/C, , D/P, T/T, Western Union, MoneyGram

Supply Ability

5000pcs/per month

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Product Description

Core Technical Parameters of STW36-B STS Split-Type Prepaid Water Meter

1. Basic Type & Certification

Product Type: Multi-jet, Dry Dial Type Prepaid Water Meter (STS Compliant)
Certifications: GB/T778-2018, ISO9001, ISO14001
Key Feature: Split-type design with remote monitoring & prepaid function

2. Dimension & Connection

Nominal Diameter (DN)	15mm	20mm	25mm
Connecting Thread	G3/4B	G1B	G1-1/4B
Overall Dimension (L×W×H)	165mm×94.5mm×113.8mm	195mm×94.5mm×113.8mm	225mm×94.5mm×113.8mm
Housing Material	Flame-retardant thick-walled ABS (outer) + Precision Brass (primary body)

3. Metering Performance

Parameter	Specification
Measurement Accuracy	Class 2.0 (all DN sizes)
Flow Rates (m³/h)	- Q1 (Minimum): 0.025 (DN15), 0.04 (DN20), 0.063 (DN25) - Q2 (Transitional): 0.04 (DN15), 0.064 (DN20), 0.1 (DN25) - Q3 (Permanent): 2.5 (DN15), 4 (DN20), 6.3 (DN25) - Q4 (Overload): 3.13 (DN15), 5 (DN20), 7.87 (DN25)
Ratio (Q3/Q1)	100 (all DN sizes)
Maximum Reading	99999.9 m³
Permissible Error	- Q1 ≤ Q ≤ Q2: ±5% - Q2 ≤ Q < Q4: ±2%
Pressure Specifications	- Nominal Working Pressure: 10Bar / 1MPa - Maximum Working Pressure: 16Bar / 1.6MPa - Minimum Working Pressure: 0.2Bar / 0.02MPa - Maximum Pressure Loss: < 0.6Bar / 0.06MPa

4. Communication

Communication Protocol: 433MHz LoRa-RF
Communication Distance:
- With CIU (Customer Interface Unit): 350m
- With DCU (Data Concentrator Unit): 900m
CIU Communication Range: 300-400m (LoRa-RF)

5. Power Supply

Component	Power Specification
Water Meter	Lithium Battery ER18505 (4000mAh, 3.6V) - Service Life: 4+ years - Working Current: ≤1.1mA - Sleeping Current: ≤12uA
CIU	Dual Power Options: 1. AC Power (with adapter) 2. 4pcs AA LR6 1.5V Dry Batteries

6. Protection & Working Environment

IP Rating: IP68 (waterproof, rainproof, humidity-resistant)
Working Temperature: 0 ~ 50℃ (cold water meter)
CIU Working Humidity: 10% ~ 90% (non-condensing)
Additional Protection: Flame-retardant housing (meets safety standards)

7. Customer Interface Unit (CIU)

Parameter	Specification
Material	ABS
Dimension (W×L×H)	6.8cm × 12cm × 2.9cm
Weight	0.1KG
Display	Dot Matrix Type LCD
Indicators	LED (LoRa RF communication status)
Alarm Prompt	Buzzer (for indication & alarm)

8. Key Functional Indicators

Display Mode: LCD (digital) + Pointer
Battery Alert: Low-battery warning; auto-valve lock (with data backup) if unresolved
Recharge Limitation: Rejects recharge when remaining water + new recharge exceeds preset limit

Tags：

Prepaid Water Meter with Split Type Design and Remote Monitoring Offering Accurate Measurement and Durable Construction

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Core Technical Parameters of STW36-B STS Split-Type Prepaid Water Meter

1. Basic Type & Certification

2. Dimension & Connection

3. Metering Performance

4. Communication

5. Power Supply

6. Protection & Working Environment

7. Customer Interface Unit (CIU)

8. Key Functional Indicators

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