Panel Meters - Counters, Hour Meters

Image Part Number Description / PDF Quantity Rfq
88857829

88857829

Crouzet

815 LCD TIMER 110VAC SP9501 8-PI

0

87610440

87610440

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COUNTER LCD 6 CHAR PANEL MOUNT

0

87610340

87610340

Crouzet

COUNTER LCD 8 CHAR 3V PANEL MT

0

87610150

87610150

Crouzet

COUNTER LCD 6 CHAR PANEL MOUNT

0

87620123

87620123

Crouzet

COUNTER LCD 6 CHAR 115V PANEL MT

0

87620113

87620113

Crouzet

COUNTER LCD 6 CHAR 115V PANEL MT

0

88857836

88857836

Crouzet

TIMER LCD PANEL MOUNT

0

99793712

99793712

Crouzet

COUNTER 7 CHAR 115V PANEL MOUNT

0

87614440

87614440

Crouzet

TACHOMETER LCD 8 CHAR 3V PNL MT

0

99779718

99779718

Crouzet

COUNTER 7 CHAR 20-30V PANEL MT

0

99766902

99766902

Crouzet

COUNTER 6 CHAR 115V PANEL MT

0

99776702

99776702

Crouzet

COUNTER 6 CHAR 115V PANEL MOUNT

0

87610140

87610140

Crouzet

COUNTER LCD 6 CHAR PANEL MOUNT

0

88857821

88857821

Crouzet

TIMER LCD PANEL MOUNT

0

87614040

87614040

Crouzet

COUNTER LCD 8 CHAR 3V PANEL MT

0

87629113

87629113

Crouzet

COUNTER LCD 6 CHAR 115V PANEL

0

99777825

99777825

Crouzet

COUNTER 5 CHAR 12V PANEL MOUNT

0

88857808

88857808

Crouzet

TIMER LCD PANEL MOUNT

0

99772711

99772711

Crouzet

COUNTER 7 CHAR 42-48V PANEL MT

0

87623574

87623574

Crouzet

TACHOMETER LED 6 CHAR 10-30V PNL

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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