Overview
The Eaton E5-024-C0400 is a battery-powered electronic totalizer from the E5 Series, engineered for accurate pulse counting and measurement display in industrial control and automation applications. This compact 1/32 DIN device features an 8-digit LCD display that delivers clear, easy-to-read count values. Eaton’s electronic totalizers provide a flexible and reliable method of tracking process data in manufacturing, packaging, and monitoring systems.
Key Features
- 8-Digit LCD Display: Large, high-visibility digits for clear reading at a distance
- Battery-Powered Operation: Non-replaceable 3V lithium battery eliminates external power supply dependency
- Dual Input Support: Accepts both NPN and PNP input signals for flexible sensor integration
- Compact Form Factor: 1/32 DIN panel-mount design fits tight control panel spaces
- Manual and Electrical Reset: Dual reset capability for process flexibility and system control
- Directional Counting: Add and subtract capability with inhibit function for directional counting applications
- Sealed Enclosure: IP65/IP66 rating protects against dust and moisture in harsh environments
Technical Specifications
- Display Type: 8-digit LCD, 8.0 mm character height
- Power Source: 3V lithium battery (non-replaceable)
- Input Voltage Range: 0.0–0.7 VDC / 4–30 VDC counting input
- Input Type: NPN/PNP compatible
- Count Capacity: −999,999 to 999,999
- Mounting Style: 1/32 DIN panel mount with screw terminals
- Connection Type: Screw terminals
- Dimensions: 48.0 mm W × 24.0 mm D × 0.94 in H (1.89 in L × 1.88 in W × 0.94 in H)
- Operating Temperature: −10 to 60 °C (14 to 140 °F)
- Enclosure Rating: IP65/IP66 (IP67 when installed with gasket)
- Reset Functions: Manual key reset and electrical reset
- Country of Origin: Germany
Typical Applications
The Eaton E5-024-C0400 is used across diverse industries for:
- Production line item counting and batch tracking
- Fluid flow or gas volume measurement and totalization
- Packaging machine cycle counting and diagnostics
- Process monitoring where accurate pulse counting is critical
- Inventory and material tracking in manufacturing facilities
- Equipment runtime and cycle logging
Compatibility & Replacements
Compatible With
- Industrial PLC and controller systems using discrete I/O counting modules
- Proximity sensors, photoelectric sensors, and mechanical limit switches
- NPN and PNP sinking/sourcing sensor outputs
- Standard 24 VDC industrial control circuits
- Panel-mount automation and monitoring setups
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. The E5-024-C0400 is a direct replacement for earlier E5 Series totalizers with identical DIN form factors and screw terminal connections.
Works With
- Allen-Bradley CompactLogix and ControlLogix PLC counting inputs
- Siemens S7-1200 and S7-1500 discrete input modules
- Mitsubishi FX and Q Series controllers
- Omron CJ and CP Series PLCs
- Standard industrial sensor networks and hardwired counting circuits






















