Panel Meters - Counters, Hour Meters

Image Part Number Description / PDF Quantity Rfq
99761714

99761714

Crouzet

COUNTER 7 CHAR 230V PANEL MT

0

99782715

99782715

Crouzet

COUNTER 7 CHAR 100-130V PANEL MT

0

87620211

87620211

Crouzet

COUNTER LED 6 CHAR 12-24V PNL MT

0

88857809

88857809

Crouzet

TIMER LCD PANEL MOUNT

0

87620111

87620111

Crouzet

COUNTER LCD 6 CHAR 12-24V PNL MT

0

88857837

88857837

Crouzet

TIMER LCD PANEL MOUNT

0

87610040

87610040

Crouzet

COUNTER LCD 8 CHAR 3V PANEL MT

0

87622182

87622182

Crouzet

COUNTER LCD 8 CHAR PANEL MOUNT

0

99776611

99776611

Crouzet

COUNTER 5 CHAR 115V PANEL MOUNT

0

87620223

87620223

Crouzet

COUNTER LED 6 CHAR 115V PANEL MT

0

99782718

99782718

Crouzet

COUNTER 7 CHAR 20-30V PANEL MT

0

87620221

87620221

Crouzet

COUNTER LED 6 CHAR 12-24V PNL MT

0

99772811

99772811

Crouzet

COUNTER 8 CHAR 36-80V PANEL MT

0

99761716

99761716

Crouzet

COUNTER 7 CHAR 230V PANEL MT

0

87620121

87620121

Crouzet

COUNTER LCD 6 CHAR 12-24V PNL MT

0

99780714

99780714

Crouzet

COUNTER 6 CHAR 230V PANEL MT

0

87614340

87614340

Crouzet

TACHOMETER LCD 6 CHAR 3V PNL MT

0

87623571

87623571

Crouzet

COUNTER LED 6 CHAR 10-30V PANEL

0

87620124

87620124

Crouzet

COUNTER LCD 6 CHAR 230V PANEL MT

0

99766927

99766927

Crouzet

COUNTER 5 CHAR 24V PANEL MOUNT

0

Panel Meters - Counters, Hour Meters

1. Overview

Panel meters, including counters and hour meters, are essential components in industrial automation systems. These devices measure, display, and record critical operational parameters such as event counts, runtime hours, and cycle durations. Counters track discrete events (e.g., machine cycles), while hour meters accumulate total operating time. Their importance lies in enabling process optimization, predictive maintenance, and compliance with industry standards across manufacturing, energy, and transportation sectors.

2. Major Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Preset CountersUser-defined target values with alarm outputsPackaging machines, conveyor systems
Reversible CountersUp/down counting with direction detectionCoil winding machines, elevator position tracking
Multi-function CountersCombined time/count measurement with programmable logicAssembly lines, test equipment
Mechanical Hour MetersElectromechanical accumulation with non-resettable registersEngine runtime tracking, maintenance scheduling
Electronic Hour MetersDigital displays with power-loss memory retentionIndustrial compressors, HVAC systems

3. Structure and Composition

Typical panel meters consist of: - Enclosure: Flame-retardant polycarbonate or metal housing (IP65/IP67 rated) - Display Module: 7-segment LED/LCD with 0.36"-1.0" digit height - Sensing Circuitry: Optical/electromagnetic sensors for signal detection - Processing Unit: 8/32-bit microcontroller with firmware algorithms - Input Interface: Dry contact/4-20mA/PWM signal compatibility - Power Supply: 12-24V DC or 100-240V AC universal input - Communication Ports: RS-485 Modbus, CANopen (for advanced models)

4. Key Technical Specifications

ParameterDescriptionImportance
Measurement Range1 to 999,999 counts / 0.1 to 99,999.9 hoursDetermines operational limits
Counting Speed0.1ms to 50kHz response timeEnsures accuracy in high-speed applications
Accuracy 1 count or 0.1% of readingImpacts process reliability
Environmental Rating-20 C to +70 C operating temp, IP66 Guarantees performance in harsh conditions
Electrical Isolation2kVrms input-to-power isolationProtects against voltage transients

5. Application Fields

  • Manufacturing: CNC machine cycle monitoring, robotic arm operation tracking
  • Energy: Wind turbine runtime logging, solar inverter maintenance scheduling
  • Transportation: Locomotive engine hours tracking, aircraft component lifecycle management
  • Process Industry: Pump runtime monitoring in oil refineries, conveyor belt cycle counting

6. Leading Manufacturers and Representative Products

ManufacturerProduct SeriesKey Features
SiemensKP12 Basic Counter6-digit LED, 10kHz max frequency, PROFINET interface
OmronK3HB-M Digital CounterDual-input capability, 0.01s time resolution
Red Lion ControlsCNT248ELModbus TCP connectivity, web-based configuration
Carlo GavazziCD48HS Hour MeterNon-resettable mechanical register, 15-year battery backup

7. Selection Recommendations

Key considerations for optimal selection: - Application Requirements: Determine counting directionality, resolution needs, and data logging frequency - Environmental Conditions: Assess temperature extremes, vibration levels, and chemical exposure - Integration Needs: Verify compatibility with existing PLC systems and fieldbus protocols - Power Constraints: Match voltage requirements with available power sources - Compliance Standards: Ensure certifications (CE, UL, RoHS) meet regional regulations

Case Study: In automotive production lines, Omron's K3HB-M counters reduced downtime by 18% through precise weld gun cycle tracking.

8. Industry Trends

Current developments include: - Smart Integration: IoT-enabled meters with cloud connectivity for predictive maintenance - Energy Efficiency: Low-power consumption designs meeting Industry 4.0 standards - Advanced Analytics: Embedded AI for anomaly detection in operational patterns - Modular Design: Interchangeable input modules for rapid field customization - Cybersecurity: Encrypted communication protocols for industrial network protection

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