Power Supply

• 9 - 30 V

Input Signal

• Measuring range: 14 channel voltage 0-15V inputs (Rin>100KΩ)

• Overload: 2 times in 1 second without damage; 1.2 times can be measured correctly.

• A/D speed ： 800mS

Output Signal

• Output: 2 channel open collector

• Max. continuous working current: 200mA

• Overcurrent protection: 300mA

• Max working voltage: 40V

Communication

• Output interface: RS485,two wire,±15KV ESD protection

• Protocol: MODBUS-RTU

• Baud rate: 19.2K(default), 9600, 4800, 2400, 1200

• Address: 01H～FFH, 01 as default

• Parity check: odd check, even check, no check (default)

Surge Impact Immunity

• Input terminal: ±2KV,Level 4

• Output terminal: ±1KV,Level 3

• Power supply terminal: ±2KV,Level 4

Other Parameters

• Accuracy: 0.5%,24 bits

• Linearity: 120%

• Isolation voltage： 2500V DC, double isolation, the power supply is not isolated with output.

• Rated consumption: <0.5W

• Temperature drift: 200ppm/℃

• Operating temperature: -20℃～60℃

• Storage temperature: -40℃～85℃

• Humidity: 5%～95% no dew

• Dimensions: 122mm * 70mm * 43mm

• Mounting: 35mm din rail mounting

1

VCC

Positive of power supply

2

GND

Negative of power supply

3

DATA+

Positive of RS485

4

DATA-

Negative of RS485

5

AGND

GND for 1^st channel and 2^ndchannel open

6

OUT1

1^st channel open collector output

7

OUT2

2^nd channel open collector output

8

UIN11

11^th channel voltage input

9

UIN12

12^th channel voltage input

10

UIN13

13^th channel voltage input

11

UIN14

14^th channel voltage input

12

AGND

GND for 11^th~14^th channel voltage input

13

UIN10

10^th channel voltage input

14

UIN9

9^th channel voltage input

15

UIN8

8^th channel voltage input

16

UIN7

7^th channel voltage input

17

UIN6

6^th channel voltage input

18

AGND

GND for 6^th~10^th channel voltage input

19

UIN5

5^th channel voltage input

20

UIN4

4^th channel voltage input

21

UIN3

3^rd channel voltage input

22

UIN2

2^nd channel voltage input

23

UIN1

1^st channel voltage input

24

AGND

GND for 1^st~5^th channel voltage input