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Jinhu Dahua Automation Instrument Co., Ltd

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    18852321521@163.com

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    18852321521

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    No. 15 Gongyuan Road, Jinhu County, Huai'an City, Jiangsu Province

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Detailed analysis of 18 main performance indicators of paper recorders for small and long images
Date: 2020-06-18Read: 6

1. Input channel: Single point, double point, three-point, four point, five point, six point, eight point

·The type of measurement signal for each channel can be set by the user themselves

It can also be specified when placing an order. [Set by the manufacturer for the user]

2. Channel isolation: Input channels are isolated from each other without interference.

3. Display function: Fixed point or cyclic display of measured values

·Set parameter display [in set state]

·Alarm prompt and indicator light

·Time display [when all input signals are turned off]

4. Recording function: Using imported fixed thermal head, no ink consumption, no pen position

Error, anti vibration

·There are 800 hot stamping points within a range of 100mm

·Trend and numerical recording of measured values

·Print the ruler scale and each channel mark while recording the curve

·Print the scale value, current time, and paper feed speed every 100mm

5. Real time: · Set the current date and time through the keyboard · Even if there is a power outage, it does not affect

6. Curve migration function: By setting the recording boundary, the trend recording curves of different channels can be separated.

7. Scale conversion function: For voltage and current input signals, linear scale of the input signal can be displayed and recorded by setting the display range. The display range of thermocouple and thermistor signals is their measurement range.

8. Input signal types and measurement ranges: Various thermocouples, thermistors, standard voltage and current signals can be set and selected by the keyboard. Table 1

Signal type

Range code

measurement range

electricity

flow

mA

01

0~10mA

mA

02

4~20mA

MA square root

03

4-20mA square meter

electricity

press

mV

11

0~20mV

mV

12

0~50mV

mV

13

0~100mV

V

14

0~5V

V

15

1~5V

V square root

16

1-5V square root

hot

electricity

block

Pt100

21

-50.0~550.0 °C

Cu100

22

-50.0~150.0 °C

Cu50

23

-50.0~150.0 °C

Remote transmission pressure resistor

24

0~400Ω

hot

electricity

by chance

T

31

0.0~400.0 °C

E

32

0~1000 °C

K

33

0~1300 °C

S

34

0~1750 °C

B

35

500~1800 °C

Close the channel

00

This channel is closed

9. Paper speed: The paper speed can be set freely through the keyboard, ranging from 10 mm/h to 1990 mm/h.

10. Alarm function:

·Provide six sets of relay contact outputs, which can be combined and used by users at will.

·Each channel alarm can select upper limit, lower limit, difference upper limit, and difference lower limit.

·The alarm hysteresis of each channel can be set, and there is an indicator light to prompt when the relay is activated.

·Relay contact capacity: 24VDC, 3A; 220VAC, 3A

11. Communication: Can provide RS232C or RS485 communication interfaces

This is an extension function and must be specified when placing an order

12. Analog output: Can provide two 4~20 mA analog transmission outputs

This is an extension function and must be specified when placing an order

13. Digital display and alarm accuracy: ± 0.2% F Ÿ S

14. Trend recording accuracy: ± 0.2% for "two frames"

15.Small long chart with paper recorderDimensions: 144 ´ 144 ´ 200 mm

16. Input impedance: greater than 10MW [Note: When measuring current, the input impedance is 250W]

17. Power consumption: not exceeding 30W

18. Normal working environment: Temperature range: 0-50 ° C Humidity range: 10-85% R Ÿ H