Honeywell 900ES1-0100 Serial Communication Module

Honeywell 900ES1-0100 Serial Communication Module

The 900ES1-0100 is a versatile Serial Communication module from Honeywell. It provides multiple serial ports for connecting to field devices, instruments, and other systems using Modbus and custom protocols.

Technical Specifications

• Brand & Model: Honeywell 900ES1-0100
• Product Type: Serial Communication Module
• Ports: 2 x RS232, 2 x RS485
• Protocols: Modbus ASCII/RTU (master/slave), User-defined
• Isolation: 2000 V DC
• Temperature: -40 to 70°C operation

Port Configuration

• RS232 Ports: 2 ports, 9-pin D-sub male, shared isolator
• RS485 Ports: 2 ports, isolated from each other and RS232
• Max Devices: 32 slave devices per RS485 port

Communication Features

• Baud Rate: 300 bps to 115,200 bps adjustable
• Data Format: 7-8 data bits, 1-2 stop bits, none/odd/even parity
• Flow Control: None, RTS-CTS, RTS
• User Protocol: Up to 532 bytes, supports multiple data types

System Integration

• Max per CPM: Up to 6 communication modules
• Diagnostics: Experion integration supported
• LED Indicators: Module status & channel communication LEDs

Key Features

• High 2000V DC isolation for noise immunity
• Modbus master/slave operation
• Flexible user-defined protocol support
• Wide temperature range operation
• Multiple port types in one module

Typical Applications

• Modbus device network integration
• Legacy serial device connection
• Barcode scanner/scale interfacing
• Custom protocol device communication

Packaging & Shipping

• New unit in factory packaging
• Worldwide shipping via FedEx, UPS, DHL

FAQ

• Protocol support? Modbus ASCII/RTU master/slave plus user-defined protocols.
• Isolation rating? High 2000V DC isolation for industrial noise protection.
• Port isolation? RS485 ports isolated from each other and from RS232 ports.
• Temperature range? Wide -40 to 70°C operation for harsh environments.
• User protocol limit? Supports up to 532 byte messages with various data types.

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