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Hangzhou Wolongsen Technology Co., Ltd
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    Room 403, Building D, No. 16 Xiangmao Road, Gongshu District, Hangzhou City, Zhejiang Province
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8DI/4DO acquisition module
ADM-4184 is an 8-channel isolated digital/switch input 4-channel normally open relay output module, which can be widely used for signal acquisition, m
Product details
Product Introduction
ADM-4184 is an 8-channel isolated digital/switch input 4-channel normally open relay output module, which can be widely used for signal acquisition, monitoring, and control of industrial field equipment. Featuring 8-channel isolated digital inputs and 4-channel A-type normally open relay outputs. The communication interface adopts RS-485 interface and supports standard MODBUS RTU protocol, which can be directly connected to configuration software, PLC, DCS industrial control touch screen.
Product Specifications
(1) Digital input
1. Input channel: 8-channel switch contact signal (dry contact) or level signal (wet node)
2. Input polarity: Co negative or co positive input (polarity automatically adapts)
3. Input range: High level (digital 1): 7.5V-30V, Low level (digital 0): 0V -1V
4. Sampling rate: 1000Hz
5. Isolation voltage: 1500V
6. Input count: 16 bits (0~65535), input frequency less than 200HZ
(2) Digital output
1. Output channel: 4-channel A-type (normally open) relay output
2. Load voltage: 0~250VAC or 0~30VDC
3. Load current: 3A
(3) Communication interface
1. Communication protocol: MODBUS-RTU
2. Interface type: Optoelectronic isolation RS-485 interface
3. Interface protection: 15KV ESD protection, 1500V isolation protection
4. Baud rates: 1200bps, 2400bps, 4800bps, 9600bps, 19200bps, 38400bps, 57600bps, 115200bps
5. Check bits: no check, even check, odd check
6. Default parameters: 9600, N, 8, 1 (baud rate and parity can be modified)
(4) System parameters
1. Module size: 124.9mm
x 71.5mm x 34.1mm
2. Installation method: 35mm DIN rail installation
3. Working environment: Temperature: -10~65 ℃ Humidity: 0-95%, non condensing
4. Working power supply: DC9~30V less than 3W
Definition of module indicator lights
1. POWER: Power status indicator, constantly on/normal power supply
2. COMM: RS-485 interface communication indication, flashing/module is sending and receiving data
3. DI0~DI7: Digital input indicator, lit/switch input is 1
4. RO0~RO3: switch output indication, lit/relay RO and COM closed at two points
Use default communication parameters
When the communication parameters of the module (module address, baud rate, parity) are forgotten, short-circuit the Initiat and VS - pins and power on the module again. At this time, the communication parameters of the module are (9600, N, 8, 1) and the module address is 01.

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