The 57C404C RELIANCE is similar to other Network Communications Modules for PLCs, such as the Allen-Bradley 1785-ENET and the Siemens 6ES7134-4JB00-0AB0. However, the 57C404C RELIANCE is specifically designed for use with AutoMax DCS PLCs.
Specific Differences
Parameter
57C404C RELIANCE
Allen-Bradley 1785-ENET
Siemens 6ES7134-4JB00-0AB0
Communication protocol
AutoMax DCS Network
Ethernet/IP
Ethernet/IP
Port speed
845K baud
10/100 Mbps
10/100 Mbps
Maximum network length
3000 ft
Unlimited
Unlimited
Conclusion
The 57C404C RELIANCE is a reliable and versatile Network Communications Module for AutoMax DCS PLCs. It supports high port speed and long maximum network length. It is a good choice for industrial automation systems, DCSs, process control systems, machine control systems, and building automation systems.
The 57402 RELIANCE is similar to other low-power digital output modules for PLCs, such as the Allen-Bradley 1769-OF016 and the Siemens 6ES7223-1BF32-0XB0. However, the 57402 RELIANCE has a higher output current and is more versatile.
Specific Differences
Parameter
57402 RELIANCE
Allen-Bradley 1769-OF016
Siemens 6ES7223-1BF32-0XB0
Output current
1A per output
0.5A per output
0.5A per output
Isolation
Yes, between each output and the common
No
No
Conclusion
The 57402 RELIANCE is a versatile and reliable low-power digital output module for PLCs. It is suitable for a wide range of industrial automation applications and has a high output current. The isolation between each output and the common makes it ideal for applications where safety is critical.
The 57400-1 RELIANCE is similar to other digital power transducers for power system monitoring and control, such as the WESTINGHOUSE 4256A56G01. However, the 57400-1 RELIANCE has a higher accuracy and a faster response time.
Specific Differences
Parameter
57400-1 RELIANCE
WESTINGHOUSE 4256A56G01
Accuracy
±0.5%
±1%
Response time
<1ms
<2ms
Conclusion
The 57400-1 RELIANCE is a high-accuracy and fast-response digital power transducer for power system monitoring and control. It is suitable for a wide range of applications, including power system monitoring, power system control, industrial automation, commercial buildings, and home automation.
The 57C440A RELIANCE is a reliable and versatile Ethernet communication module for PLCs. It supports multiple communication protocols, making it compatible with a wide range of devices. The 57C440A RELIANCE also features auto-negotiation, which automatically configures the port speed and duplex mode for the best possible performance.
Product Advantages
Supports multiple communication protocols, including Ethernet/IP, Modbus TCP, and PROFINET
Auto-negotiation for easy setup and configuration
Rugged and reliable design for industrial environments
Wide operating temperature range
Wide power supply range
Product Disadvantages
Relatively high price
Product Comparison
The 57C440A RELIANCE is similar to other Ethernet communication modules for PLCs, such as the Allen-Bradley 1783-ENET/A and the Siemens 6ES7134-4JB01-0AB0. However, the 57C440A RELIANCE supports more communication protocols and has a faster communication speed.
The 57C440 RELIANCE is similar to other Ethernet communication modules for PLCs, such as the Allen-Bradley 1783-ENET and the Siemens 6ES7134-4JB00-0AB0. However, the 57C440 RELIANCE has a wider operating temperature range and a wider power supply range.
Specific Differences
Parameter
57C440 RELIANCE
Allen-Bradley 1783-ENET
Siemens 6ES7134-4JB00-0AB0
Operating temperature range
0-55°C
0-55°C
0-55°C
Storage temperature range
-25-85°C
-25-85°C
-25-85°C
Humidity
0-95% non-condensing
0-95% non-condensing
0-95% non-condensing
Power supply range
AC 230V or DC 24V
AC 230V only
AC 230V only
Conclusion
The 57C440 RELIANCE is a reliable and versatile Ethernet communication module for PLCs. It supports the Ethernet/IP protocol, auto-negotiation, and has a wide operating temperature range and a wide power supply range. It is a good choice for industrial automation systems, DCSs, building automation systems, process control systems, and machine control systems.