900ES1-0100 Honeywell | RS-232/485 Serial Interface Module
Manufacturer: Honeywell
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Part Number: 900ES1-0100
Condition：New with Original Package
Product Type: RS-232/485 Serial Interface Module
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Honeywell 900ES1-0100 | Serial Communication Module for HC900
The Honeywell 900ES1-0100 is a high-performance serial communication module designed for the ControlEdge HC900 hybrid control system. It enables reliable two-way communication between the controller and multiple external devices such as transmitters, analyzers, and legacy instruments.
The module supports RS-232 and RS-485 interfaces and handles both Modbus RTU (Master/Slave) and user-defined protocols. Engineers often choose it for its flexibility, robust diagnostics, and electrical isolation that enhance communication reliability across demanding industrial environments.
Its compact 137 × 35.6 × 25 mm design saves panel space, while its 0.45 kg weight makes installation easy. With CE, UL, and CSA certifications, the 900ES1-0100 ensures compliance and long-term stability in industrial automation and process control applications.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | 900ES1-0100 |
| Product Type | Serial Communication Module |
| System Compatibility | Honeywell ControlEdge HC900 |
| Communication Ports | RS-232 and RS-485 |
| Supported Protocols | Modbus RTU (Master/Slave), User-defined |
| Mounting Type | DIN rail or panel mount |
| Dimensions (L × W × H) | 137 mm × 35.6 mm × 25 mm |
| Weight | 0.45 kg |
| Operating Temperature | –20°C to +60°C |
| Certifications | CE, UL, CSA |
| Condition | Brand new and in stock |
| Country of Origin | USA |
FAQ
Q1: Is the Honeywell 900ES1-0100 brand new and original?
A1: Yes, the 900ES1-0100 is 100% brand new, original, and factory-sealed with a 12-month warranty.
Q2: What communication standards does this module support?
A2: It supports both RS-232 and RS-485 standards for flexible serial connections.
Q3: Which protocols are compatible with the module?
A3: It supports Modbus RTU (Master/Slave) and user-defined serial protocols.
Q4: Can it operate in industrial environments?
A4: Yes, it works reliably in environments from –20°C to +60°C with full electrical isolation.
Q5: What are the shipping and warranty details?
A5: All units are in stock and ship via DHL, FedEx, or UPS within 3–14 days depending on order size. We support returns within 30 days for quality-related issues.