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Prepaid STS Meter

EM524012 3 Phase 100A RS485 GPRS Smart Director Utility Meter

EM524012 is a Three Phase Four Wires keypad meter and it is a step-tariff meter. It has IR,RS485 and GPRS Communication. The prepayment function can be implemented via token or GPRS remotely. It records last 6 months’ active energy consumption and monthly recharge amount.This step-tariff meter has 3 tariff mode: Single Tariff, TOU and Step Tariff. It also has tamper detection function via open cover detection.

1. Brief introduction

EM524012 is a Three Phase Four Wires keypad meter and it is a step-tariff meter. It has IR,RS485 and GPRS Communication. The prepayment function can be implemented via token or GPRS remotely. It records last 6 months’ active energy consumption and monthly recharge amount.This step-tariff meter has 3 tariff mode: Single Tariff, TOU and Step Tariff. It also has tamper detection function via open cover detection.

 

2. Function description

(1) Measurement of forward and reverse power, total active power, remain credit and consumption credit.

(2) IR, RS485 and GPRS Communication

(3) Prepayment via token or GPRS remotely

(4) STS Certificate

(5) Events Log (latest 6 months kwh; monthly charge amount; monthly active Power; Tariff KWH; Power OFF numbers; overload numbers, open cover detection etc.)

(6) Emergency Credit Limitation and Alarm

(7) Tamper detection via (top cover and terminal cover open, ReIay OFF; The Relay ON after input the TOKEN which clean the tamper events)

(8) Three optional mode: Single Tariff, TOU mode and step tariff

 

3. Specification/technical parameters

M-20181006154-EM524012

3 Phases 4 Wires Energy Meter

Reference Voltage

400V(Phase to Phase)

Current

10(100)A

Accuracy Class

Cl.1.0

Rated Frequency

50Hz±5%

Standard

EN50470-1/3

Impulse Constant

1000imp/kWh

Display

LCD 6+2

Power Consumption

≤1.2W, 3.5VA 

Relative Humidity

Max 95% (Non-Condensing)

Starting current

0.4%/Ib

Power factor

0.5 la to 0.8 lead

Communication

Infrared and RS485 baud rate 9600 GPRS(DLMS Protocol)


Function Description

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