NJ300 - Communication Module
Category:
- Product Description
- Performance Parameters
-
Communication module
Serial Communication Module
NJ300 Ethernet Remote IO Solution

The Ethernet remote I/O connection solution implemented via the CPU Ethernet allows for a maximum expansion of up to 15 remote I/O substations.
Maximum number of system I/O points: DI 1024, DO 1024, AI 256, AO 256;
By using dedicated Ethernet remote I/O interface modules, ring network connections and daisy-chain connections can be implemented. The modules feature a bypass function, ensuring that the entire network remains operational even if one module experiences a power failure.NJ300CAN Bus Remote IO Solution

A remote I/O connection solution implemented via a hot-standby redundant CAN bus can support up to 15 remote I/O substations.
Maximum number of system I/O points: DI 1024, DO 1024, AI 256, AO 256.
*The information provided in this text is merely a general description and introduction to the product’s features. The content of this document may change as the product undergoes further development. The right of interpretation rests with Nanjing Aotuo Technology Co., Ltd. -
Model
CMM301-0401
CMM301-0401L
CMM301-0103
CMM301-0118
CMM301-0109
CMM301-0104
CMM301-0214
CMM301-0207
CMM301-0217
Power consumption
1.75W/5V
2.75W/5V
2.0W/5V
3.95W
2W
3W/5V
2.25W/5V
2.5W/5V
2.45W/5V
Current consumption
350mA/5V
550mA/5V
400mA/5V
790mA
400mA at 5V
600mA/5V
450mA/5V
520mA/5V
490mA/5V
Number of interfaces
4
4
1
3
2
1
2
2
2
Interface Type
RS485
2xRS485, 2x422
PROFIBUS DP
EI0 interface module
RJ45
CAN
CAN
CAN Bus Remote I/O Interface
Module Master Station
CAN Bus Remote I/O Interface
Module slave station
Supported baud rates
2.4–38.4 Kbps
2.4–38.4 Kbps
4800~12 Mbps
100Mbps
100Mbps
5–1000 Kbps
5–1000 Kbps
20 kbps, 50 kbps, 100 kbps,
250 kbps, 500 kbps
20 kbps, 50 kbps, 100 kbps,
250 kbps, 500 kbps
Isolation
Isolation
Isolation
Isolation
Isolation
Isolation
Isolation
Isolation
Isolation
Isolation
Does it support independent interrupts?
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Agreement
MODBUS RTU master-slave
MODBUS RTU master-slave
Profibus DP slave
Private agreement
Profinet slave device
CANopen Master Protocol
Customize
Customize
Customize
Weight (g)
160
160
220
300
220
250
220
145
138
*The information provided in this text is merely a general description and introduction to the product’s features. The content of this document is subject to change as the product undergoes further development. The right of interpretation rests with Aoto Technology Co., Ltd.
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