DAM108
4DI Remote Digital Input Module(4 digital input,supports pulse counter and TTL)
The DAM108 remote data acquisition module is designed for harsh industrial applications and is used in a wide range of industrial automation measurement and control systems,for monitoring 4 digital inputs(Dry Contact or Wet Contact, counter).
The DAM108 remote data acquisition module is designed for harsh industrial applications and is used in a wide range of industrial automation measurement and control systems,for monitoring 4 digital inputs(Dry Contact or Wet Contact, counter). It supports Modbus RTU Protocol over RS485 serial port.
The DAM series remote data acquisition module can also be used as an expansion module of GSM 3G 4G RTUS27x, which can greatly expand the number of I/O ports of S27x to meet the needs of different applications.
1. 4 digital inputs(Dry Contact or Wet Contact or Pulse counter);
2. Modbus RTU Protocol over RS485;
3. Wide range power supply 9~36VDC with reverse polarity connection protection;
4. ESD Protection circuit for RS485 serial port;
5. Built-in watchdog ensure it reliability;
6. Lightning protection ensure it stability;
7. LEDs for status indication makes it easy to program in filed;
8. Small size, L110*W84*H30mm, support for wall mounting and DIN35mm industrial rail mounting.
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Item |
Specifications |
|
DC Power supply |
9-36VDC(Peak Voltage must≤40V) |
|
Power consumption |
Typically≤3W |
|
Communication Protocol |
Modbus RTU |
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Modbus Address |
1-247 |
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Data format |
n,8,1;e,8,1;o,8,1 or n,8,2 |
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Communication interface |
1 RS485 |
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Baud rate |
1200,2400,4800, 9600, 19200, 38400Bps |
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Digital Inputs |
4digital input, dry contact:NC,NO.Wet contact: 0~0.5VDC consider as short circuit, +3~+30VDC consider as open circuit; Pulse Counter: sampling frequency 1Khz |
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Withstand Tests |
Output /Shell: 2000VAC/min.; 500VDC>100 MΩ |
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Installation Type |
4, Rated: 5A/30VDC,5A/250VAC |
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Operation Temperature |
-20~70℃ |
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Relative Humidity |
-40~85℃ |
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Size |
110×84×30mm mm(HxWxD) |