Delta MS 300M - Display Solar Power Calculator Specifications download pdf (Page 14)

Voltage(V)

Current (A)

Item

difference

3P3W

→

3V3A

DELTA

→

STAR

→

DELTA

difference

3P3W

→

3V3A

DELTA

→

STAR

→

DELTA

Specifications

U1: Differential voltage determined by computation u1 and u2

U1: Line voltage that are not measured but can be computed for a three-

phase, three-wire system

U1, U2, U3: Line voltage that can be computed for a three phase,

three-wire (3V3A) system

U1, U2, U3: Neutral line voltage that can be computed for a three-

phase, four-wire system

I1: Differential current determined by computation

Phase current that are not measured but can be computed

Neutral line current

Fundamental

Frequency of the

PLL Source

(Hz)

10 to 20

20 to 40

40 to 55

55 to 75

75 to 150

150 to 440

440 to 1100

1100 to 2600

Sample Rate

(S/s)

f × 3000

f × 1500

f × 900

f × 750

f × 450

f × 360

f × 150

f × 60

Window Width against

the FFT Data Length

(Frequency of the

Fundamental Wave)

150

Upper Limit of the

Measured Order

100

PLL source synchronization method

Fundamental

Frequency of the

PLL Source

(Hz)

0.1 to 66

Sample Rate

(S/s)

f × 3000

Window Width against

the FFT Data Length

(Frequency of the

Fundamental Wave)

Upper Limit of the

Measured Order

100

External sampling clock method

Approx. 7.5 V

5.0V

2.5V

0.5V

0.5Hz 1Hz 10Hz 100Hz 10kHz

100kHz

1MHz

Displayed value

1kHz

D/A output

Approx. 7.0 V

5.0V

Integration time

t0:Rated time of integrated D/A output for manual integration mode,

specified time of timer for normal integration and repetitive

(continuous) integration modes

D/A output

Input that is 140% of the rating

Rated input

Note that PF and deg are not output beyond the range of ±5.0 V.

If an error occurs, approximately ±7.5 V are output.

0° to 360° are output at 0 to 5.0 V; LAG180° to LEAD180° are

output at -5.0 V to 5.0 V.

Displayed Value

140%

100%

–100%

–140%

Output

Approx. 7.0 V

5.0 V

0 V

–5.0 V

Approx. –7.0 V

Approx. 7.5 V

Approx. 7.0 V

5.0 V

–5.0 V

–100

100

–140

140

Approx. –7.0 V

Approx. –7.5 V

Displayed value [%]

D/A output

Integrated Value

Other Items

Built-in Printer (/B5 Optional)

Printing method Thermal line-dot

Dot density 8 dots/mm

Paper width 112 mm

Effective recording width 104 mm

Recorded information Screenshots, list of measured values, harmonic bar graph

printouts, settings

Auto print function Measured values are printed out automatically.

However, auto print function can’t use in combination with

store function.

RGB Video Signal (VGA) Output Section (/V1 Optional)

Connector type 15-pin D-Sub (receptacle)

Output format VGA compatible

Advanced Calculation (/G6 optional)

• Wide Bandwidth Harmonic Measurement

Item Specifications

Measured source All installed elements

Format PLL synchronization method (when the PLL source is not set to

Smp Clk) or external sampling clock method (when the PLL source

is set to Smp Clk)

Frequency range • PLL synchronization method

Fundamental frequency of the PLL source is in the range of 10

Hz to 2.6 kHz.

• External sampling clock method

Input a sampling clock signal having a frequency that is 3000

times the fundamental frequency between 0.1 Hz and 66 Hz of

the waveform on which to perform harmonic measurement. The

input level is TTL. The input waveform is a rectangular wave with

a duty ratio of 50%.

PLL source • Select the voltage or current of each input element (external

current sensor range is greater than or equal to 500 mV) or the

external clock (Ext Clk or Smp Clk).

• Input level

Greater than or equal to 50% of the measurement range rating

when the crest factor is 3

Greater than or equal to 100% of the measurement range rating

when the crest factor is 6

•Turn the frequency filter ON when the fundamental frequency is

less than or equal to 440 Hz.

FFT data length 9000

FFT processing word 32 bits

length

Window function Rectangular

Anti-aliasing filter Set using a line filter (OFF, 500 Hz, 5.5 kHz, or 50 kHz).

Sample rate (sampling frequency), window width, and upper limit of measured order

Revolution signal, torque signal

• When revolution and torque signals are DC voltage (analog input)

Connector type Insulated BNC connector

Input range 1 V,2 V,5 V,10 V,20 V

Effective input range 0%–±110% of measurement range

Input resistance Approximately 1 MΩ

Continuous maximum allowed input ±22 V

Continuous maximum common mode voltage ±42 Vpeak or less

Accuracy ±(0.1% of reading+0.1% of range)

Temperature coefficient ±0.03% of range/°C

• When revolution and torque signals are pulse input

Connector type Insulated BNC connector

Frequency range 2 Hz–200 kHz

Amplitude input range ±12 Vpeak

Effective amplitude 1 V (peak-to peak) or less

Input waveform duty ratio 50%, square wave

Input resistance Approximately 1 MΩ

Continuous maximum common mode voltage ±42 Vpeak or less

Accuracy ±(0.05% of reading+1mHz)

Added Frequency Measurement (/FQ Optional)

Device under measurement Select up to two frequencies of the voltage or current input to

the input elements for measurement. If the frequency option (/

FQ) is installed, the frequencies of the voltages and currents

being input to all input elements can be measured.

Measurement method Reciprocal method

Measurement range Data Update Rate Measuring Range

50ms 45Hzf1MHz

100ms 25Hzf1MHz

250ms 10Hzf500kHz

500ms 5Hzf200kHz

1s 2.5Hzf100kHz

2s 1.5Hzf50kHz

5s 0.5Hzf20kHz

10s 0.25Hzf10kHz

20s 0.15Hzf5kHz

Accuracy ±0.05% of reading

When the input signal levels are greater than or equal to 25

mV (current external sensor input), 1.5mA (current direct input

of 2A input element) and 150 mA (current direct input of 30A

input element) respectively, and the signal is greater than or

equal to 30% (0.1 Hz–440 Hz, frequency filter ON), 10% (440

Hz–500 kHz), or 30% (500 kHz–1 MHz) of the measurement

range. However, when the measuring frequency is smaller or

equal to 2 times of above lower frequency, the input signal is

greater than or equal to 50%.

Add 0.05% of reading when current external input is smaller

than or equal to 50 mV input signal level for each is double for

crest factor 6.

Delta Calculation Function (/DT Optional)

D/A Output (/DA Optional)

D/A conversion resolution 16 bits

Output voltage ±5 V FS (max. approximately ±7.5 V) for each rated value

Update rate Same as the data update rate on the main unit.

Number of outputs 20 channels (each channel can be set separately)

Accuracy ± (accuracy of a given measurement function + 0.1% of FS)

FS = 5V

D/A zoom Setting maximum and minimum values.

Continuous maximum common mode voltage ±42Vpeak or less

Minimum load 100 kΩ

Temperature coefficient ±0.05% of FS/°C

Remote control EXT START, EXT STOP, EXT RESET, EXT HOLD, EXT

SINGLE and EXT PRINT (all input signal) / INTEG BUSY

(output signal) Requires /DA option

Frequency (Simplified Figure Below)

1 2 ... 9 10 11 12 13 14 15 16 17 18 19

Comments to this Manuals

No comments

Delta MS 300M - Display Solar Power Calculator Specifications Page 14

Comments to this Manuals