Single Phase STS keypad prepaid Meter - DDS-1Y(prepaid energy meter)

Single phase STS keypad prepaid Meter, Infrared communication, international transfer standard, in home display and meter. - more info check here: http://www.buymeasuringtools.com/Single-Phase-STS-keypad-prepaid-Meter-10324957/

Quick Brief

Place of Origin: Zhejiang China (Mainland) Brand Name: YTL(prepaid energy meter) Model Number: DDS-1Y(prepaid energy meter) Display Type: Digital Only Phase: Single Phase Measuring Energy Range: 5(60)A Accuracy Class: 1.0 Output Voltage: 220V, 230V Operating Temperature: -40~+50â„ƒ Dimensions: 171.5*111*54.5mm Voltage: 220V, 230V Current: 5(60)A Frequency: 50/60Hz Accuracy: 1.0 Display: LCD only Demension: 171.5*111*54.5mm Split prepaid meter: Split prepaid meter prepaid energy meter: prepaid energy meter

Specifications and Product Details:

Single phase STS keypad prepaid Meter

Type	Parameter
Connection mode	Single phase two wire
Current Sampling	Two Elements(double magnetic)
Reference Voltage Un	230V
Effective Work voltage	165-240V
Rated Current Ib	5A
Max Current Imax	60A
Work Frequency	50/60HZ
Starting current	0.002Ib
Power Consumption Voltage Element Un Current Element In	<1.5W / <10VA @ Un <2.5 VA @ (Ib)
Class Accuracy	Class 1
Meter Constant	1000 imp/kWh
Protection Level	category protection
Load Control	Two relays with 80A control two elements
Impulse	LED and Optocoupler output
Balance indication	Red and Green LED
Alarm	Yellow LED
Tamper Indication	Open Top cover/Open terminal cover/ magnetic-field interference/Power reverse/external to earth
Volume	Buzzer
Display	9 segments LCD(7+2)
Keypad	3X4 Rubber Button
LCD Backlight	Optional
Battery	Built-in battery with large capacitor,power off showed more than 10years
Communication	IR IEC62056-21A Mode RS485 IEC62056-21A Mode

2.2 Events Record

Recharge Token last 10 times

Recharge credit last 10times

Recharge time last 10 times

Overload events time last 10times

Power off time last 5times

Open terminal cover time last 5times

Open top cover time last 5times

Tamper electricity time last 5times

Power reverse time last 5times

Balance credit exhaust time last 5times

Note

These events recorded the total numbers of occurred, which the max is 60000times. If L wire and N wire current value more than10%, we estimate it is tampering. Meanwhile, the LED will blink, which will turn off after disappearing events. For other overload events, the LCD will display symbols when occur the opening cover events and reverse events.

Symbols detail reference LCD description.

2.3 Communication function

This meter supports both red-infrared and RS485 two communication methods, the communication protocol according with IEC62056-21, two communication commands are the same. Baud rate:2400(fixed), 7 data digits , 1 even digit, 1 stop digit.

2.4 Token prepaid function

2.4.1 Recharge

The user will get a 20digits TOKEN, then input the token on the meter, when you input the token, the time distance cannot exceed 20seconds between each number, if you input the wrong number, you could press clear away button for modification.

Input the token from the keypad and communication are both ok.