DTSD-1352 Rail Meter Compatible with inveters

Function

Function description

Function provide

Measurement of kWh

Active kWh (positive and negative)

■

Reactive kWh (positive and negative)

■

A, B, C phase positive active kWh

■

Measurement of electrical parameters

U、I、P、Q、S、PF、F

■

■

Measurement of

2~31ST Voltage and current harmonic

□Note 1

LCD Display

8 bits section LCD display, background light

■

Key programming

4 keys to communication and set parameters

■

Pulse output

Active pulse output

■

Reactive pulse output

□Note 2

Clock pulse output

□Note 2

Multi-tariff and functions

Active switch input

□Note 3

Switch output

□Note 2

Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates

□

Max demanded kWh and time happened

□

Frozen data on last 48 months, last 90days

□

Date, time

□

Communication

Infrared communication

■

The first communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU

□

The second communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU

□Note 3

Temperature measurement

Support 3 outlay NTC temperature

□Note 4

“■” means standard, “□” means optional.

Note:

1: Harmonic is a standard while choosing outlay transformer, optional for other situation.

2: Reactive pulse output, clock pulse output and switching output: Choose one of these three functions.

3: Active switching, the second communication path: Choose one of these two.

4: Both 1 and 2 cannot be chosen while choosing temperature measurement.

Voltage

Reference voltage

3*57.7/100V,3*220/380V,3*100V,3*380V

Reference frequency

50Hz

Consumption

<10VA(Single phase)

Current

Maximum current

6A,80A

Starting current

Direct connect:0.004lb

Connect via:0.001ln

Consumption

<1VA(Single phase rated current)

Measurement performance

Accuracy

 Class 0.5

Standards compliant

IEC 62053-22:2003

Pulse

Pulse width

80+20ms

Pulse constant

400imp/kWh

6400imp/kWh

Communication

Interface

RS485

Protocol

Mod bus-RTU

Temperature range

Work

-25℃~55℃

Storage

-40℃~70℃

Humidity

≤95%(No condensation)

Altitude

<2000m