NOW36-A Keypad Prepaid Water Meter
Prepaid,STS,Keypad,Water Meter,Multi-jet,AMI

NOW36-A Keypad Prepaid Water Meter

STS Standard · Multi-jet Metering · Keypad TOKEN Recharge · Automatic Valve Control · AMI Remote Recharge

NOW36-A is an STS Standard compliant, keypad type, automatically valve controlled multi-jet prepaid water meter. It can be topped up by Novizexpay vending software with 20-digit TOKEN, and communicate with AMI system via LORA-RF or Bluetooth 4.0 module. Widely used for prepaid cold water metering and management of residential and commercial consumers.

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Recharge Solutions

  • Keypad: input 20-digit STS TOKEN through the keypad
  • Vending Software: recharge via Novizexpay vending software, integrated to local Mobile Money Payment Platform via API (M-PESA, Alipay, MTN, Airtel, etc.)
  • Mobile Payment: recharge via third party platform or local mobile payment with API
  • AMI System: remote recharge via DCU and LORA-RF or Bluetooth 4.0 module

Basic Functions

  • STS Standard compliant, 20-digit TOKEN keypad recharge
  • Multi-jet metering, automatic valve control (built-in solenoid valve)
  • Low credit alarm: alarm value settable by inputting corresponding TOKEN
  • Step tariff: settable by inputting TOKEN, up to 3 step prices
  • Overdraft collection: water overdraft collected day by day or month by month
  • Information inquiry: check credit remain, total purchased and total credit by short code
  • 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
  • Works normally after inputting clear tamper TOKEN

Communication

  • LORA-RF / Bluetooth 4.0 optional, AMI system supported on request

Features

STS Standard compliant
Multi-jet metering
20-digit TOKEN keypad recharge
Automatic valve control (built-in solenoid valve)
LORA-RF / Bluetooth 4.0 communication supported
AMI remote recharge supported
Low credit alarm (alarm value settable)
Step tariff (up to 3 step prices)
Overdraft collection (daily / monthly)
Non-return valve for preventing back-flow
Magnetic field anti-tamper (valve closes automatically)
Anti-open-cover tampering (valve closes automatically)
Information inquiry (credit remain / total purchased by short code)
Three recharge solutions: vending software / mobile payment / AMI system
Available in DN15 / DN20 / DN25 sizes

Specifications

Model NOW36-A
Type Keypad prepaid water meter (multi-jet)
Standard STS Standard
Size DN15 (1/2”) / DN20 (3/4”) / DN25 (1”)
Overload Flow Rate (Q4) DN15: 3.13 m³/h; DN20: 5 m³/h; DN25: 7.87 m³/h
Permanent Flow Rate (Q3) DN15: 2.5 m³/h; DN20: 4 m³/h; DN25: 6.3 m³/h
Transitional Flow Rate (Q2) DN15: 0.04 m³/h; DN20: 0.064 m³/h; DN25: 0.1 m³/h
Minimum Flow Rate (Q1) DN15: 0.025 m³/h; DN20: 0.04 m³/h; DN25: 0.063 m³/h
Ratio (Q3/Q1) 100
Maximum Working Pressure 16 Bar
Maximum Pressure Loss 0.6 Bar
Maximum Reading 99999
Error Q1≤Q≤Q2: ±5%; Q2≤Q≤Q4: ±2%
Working Temperature <50°C
Dimension (L×W×H) DN15: 165/190×99×104mm; DN20: 190×99×106mm; DN25: 225/260×103×114mm
Connecting Thread DN15: G3/4B; DN20: G1B; DN25: G1-1/4B
Valve Control Automatic valve (built-in solenoid valve)
Communication LORA-RF / Bluetooth 4.0 (optional, AMI system supported)