Description
🔹 Product Overview
The RED LION E3-16DO24-1 is an E3 Series industrial Ethernet I/O module providing 16 individually isolated 24 VDC discrete outputs. It is designed for remote monitoring and control applications where field output signals need to be integrated into an Ethernet-based industrial control network.
The module provides dual 10/100BaseT(X) RJ45 Ethernet ports, an RS-485 serial interface, diagnostic functions, and support for industrial communication protocols. It can be configured through Red Lion Crimson software and is suitable for DIN-rail industrial installations.
🔹 Product Datasheet
| Parameter | Specification |
|---|---|
| Brand | RED LION |
| Model | E3-16DO24-1 |
| Series | E3 I/O |
| Product Name | 16-Channel 24V Digital Output Module |
| Digital Outputs | 16 individually isolated |
| Output Voltage | 10–30 VDC |
| Output Current | 0.5 A per channel |
| Maximum Module Current | 8 A total |
| Ethernet | Dual 10/100BaseT(X) RJ45 |
| Operating Temperature | -40°C to +75°C |
The E3-16DO24-1 specification identifies 16 isolated outputs, 10–30 VDC output range, 0.5 A maximum per channel, 8 A maximum per module, self-resetting short-circuit protection, and a 1 ms channel scan rate.
🔹 Key Features
- 16 individually isolated digital output channels
- 10–30 VDC output range
- Up to 0.5 A per output
- Up to 8 A total module output current
- Self-resetting short-circuit protection
- 1 ms all-channel scan rate
- Dual 10/100BaseT(X) Ethernet ports
- Ethernet daisy-chain, pass-through, and redundancy configurations
- RS-485 serial communication
- LED-based diagnostics
- Crimson software configuration
- DIN-rail mounting
- -40°C to +75°C operating temperature range
🔹 Ethernet Communication & System Integration
The E3-16DO24-1 is intended for distributed Ethernet I/O architectures. Its dual RJ45 ports can support network arrangements such as pass-through daisy chaining and redundant Ethernet configurations. The module supports TCP/IP, UDP, Modbus TCP/UDP, DHCP, HTTP, and Sixnet UDR communication functions.
The RS-485 interface provides an additional serial communication option for compatible industrial devices. For an existing installation, verify the PLC or supervisory controller’s protocol configuration, IP addressing, network topology, and required register mapping before commissioning.
The 16 output channels are individually isolated, with separate DO+ and DO− terminals for each channel. This isolation can be useful when controlling distributed field devices with different load circuits.
🔹 Industrial Applications
Typical applications include:
- Remote machine control
- Conveyor and material-handling systems
- Pump and motor auxiliary control
- Valve and solenoid control
- Packaging machinery
- Factory automation
- Remote equipment monitoring
- Process-control panels
- Distributed PLC I/O
- Industrial Ethernet field I/O systems
🔹 Installation & Maintenance
Before installation, verify the exact model E3-16DO24-1 and confirm that the existing controller and network architecture support the module.
Recommended procedure:
- Record the existing module model and network configuration.
- Confirm the 10–30 VDC output requirements of connected loads.
- Check the current demand of each connected device.
- Verify that total output current remains within the module’s 8 A limit.
- Inspect Ethernet and RS-485 wiring.
- Install the module on the appropriate DIN rail.
- Connect the individual DO+ and DO− output terminals.
- Configure network parameters and I/O mapping.
- Verify module diagnostics and communication.
- Test each output channel individually before placing the system into normal operation.
The hardware documentation shows separate positive and negative terminals for each of the 16 isolated output channels.
🔹 Troubleshooting
Module does not communicate over Ethernet:
Check power, RJ45 connections, IP addressing, Ethernet configuration, and the selected communication protocol.
An output does not energize:
Check the corresponding DO+ and DO− wiring, field power supply, load resistance, and controller command.
Output repeatedly shuts down:
Check for short circuits or excessive load current. The module uses self-resetting fuses for output protection.
Network communication is intermittent:
Inspect Ethernet cabling, connectors, network topology, and redundant/pass-through configuration.
Replacement module behaves differently:
Confirm that the replacement is E3-16DO24-1, rather than the E3-32DO24-1 or relay-output E3-16DORLY-1. These models have different channel configurations and electrical characteristics.
🔹 First-Operation Checklist
☑ Confirm E3-16DO24-1 model number
☑ Verify 10–30 VDC field output requirements
☑ Check individual load current
☑ Confirm total load is within 8 A
☑ Verify all DO+ / DO− connections
☑ Check Ethernet IP configuration
☑ Confirm PLC/controller communication settings
☑ Verify RS-485 configuration if used
☑ Test all 16 output channels
☑ Record final network and I/O configuration
🔹 FAQ
What is the Red Lion E3-16DO24-1?
It is an E3 Series Ethernet I/O module with 16 individually isolated 24 V digital outputs.
How many digital outputs are available?
The module provides 16 discrete outputs.
What is the output voltage range?
The documented output voltage range is 10–30 VDC.
How much current can each output handle?
The rated maximum is 0.5 A per channel, with an 8 A maximum for the module.
Does it have Ethernet communication?
Yes. The E3-16DO24-1 provides dual 10/100BaseT(X) RJ45 Ethernet ports.
Does it have isolated outputs?
Yes. The 16-channel version uses individually isolated output channels.
Is it the same as E3-16DORLY-1?
No. E3-16DORLY-1 uses relay outputs, while E3-16DO24-1 provides 24 VDC discrete outputs.
🔹 Related RED LION Models
- E3-32DO24-1 — 32-Channel 24 V Digital Output Module
- E3-16DORLY-1 — 16-Channel Digital Output Relay Module
- E3-16DI24-1 — 16-Channel 24 V Digital Input Module
- E3-32DI24-1 — 32-Channel 24 V Digital Input Module
- E3-16DIAC-1 — 16-Channel AC Digital Input Module
- E3-16AI20M-1 — 16-Channel 4–20 mA Analog Input Module
- E3-8AO20M-1 — 8-Channel 4–20 mA Analog Output Module
- E3-10RTD-1 — 10-Channel RTD Input Module
- E3-16ISOTC-1 — 16-Channel Isolated Thermocouple Input Module
- E3-MIX24880-1 — 32-Channel Mixed I/O Module
These models belong to the Red Lion E3 I/O family, but their I/O types and electrical characteristics differ, so exact part-number matching is recommended for replacement work.
🔹 Spare-Parts & Lifecycle Planning
For production equipment using distributed E3 I/O, keeping a correctly matched spare output module can reduce downtime caused by field-output failures.
Recommended spare-parts practices include:
- Maintain at least one matched E3-16DO24-1 spare for critical installations.
- Record IP addresses and communication settings.
- Keep a backup of the Crimson configuration.
- Document every output channel and connected field device.
- Record individual and total output-current requirements.
- Keep spare Ethernet and RS-485 connection hardware where appropriate.
- Distinguish 24 VDC output modules from relay-output variants.
- Use ABC classification and buffer-stock levels according to equipment criticality.
- Consider a last-time-buy strategy for older installations.
The exact order number E3-16DO24-1 should be used when purchasing a replacement rather than selecting a module solely by channel count.
