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Jumbo Clocks · Wireless Synchronized Series

Wireless Master-Slave Clock Systems with Zigbee & RF Technology

The Wireless Master-Slave Clock System is an adaptable time-synchronization solution ideal for environments where flexible clock positioning is a priority. This system eliminates the need for extensive wiring, making it especially suitable…

Wireless Zigbee 433MHz RF Slave Clock Display No Cables
Wireless Master Slave Clock System
Wireless Sync Zigbee/433MHz RF eliminates all cable requirements
Flexible Range Wireless signal covers typical large facility requirements
Quick Deploy Rapid installation without cable conduit planning
Mesh Capable Each unit acts as repeater extending system range

Wireless Master Slave Clock System Models

CL02

CL02 (HH:MM)

Size CL02 (2" Digits)
Connectivity Zigbee Wireless
Dimensions 140mm × 280mm × 135mm
Enclosure MS Powder Coated
CL04

CL04 (HH:MM:SS)

Size CL04 (4" Digits)
Connectivity Zigbee Wireless
Dimensions 210mm × 560mm × 135mm
Enclosure MS Powder Coated
CL06

CL06 (HH:MM:SS)

Size CL06 (6" Digits)
Connectivity Zigbee Wireless
Dimensions 315mm × 840mm × 150mm
Enclosure MS Powder Coated
CL08

CL08 (HH:MM:SS)

Size CL08 (8" Digits)
Connectivity Zigbee Wireless
Dimensions 420mm × 1120mm × 180mm
Enclosure MS Powder Coated

Need a different size or sync type? Tell us your requirement — we custom-build to spec.

Wireless Master-Slave Clock Systems with Zigbee & RF Technology

The Wireless Master-Slave Clock System is an adaptable time-synchronization solution ideal for environments where flexible clock positioning is a priority. This system eliminates the need for extensive wiring, making it especially suitable for large, open spaces or sites with minimal infrastructure for cable installation. The wireless setup ensures synchronized time displays across multiple clocks with minimal installation effort.

Using a central master clock, the system wirelessly sends accurate time signals to all connected slave clocks, allowing seamless, synchronized timekeeping throughout an organization. This master clock receives a time signal via GPS or NTP to maintain high accuracy, which it transmits wirelessly to other clocks in the system.

The wireless design is particularly effective in buildings like hospitals, schools, and warehouses that benefit from easy clock relocation and reduced installation complexity. By relying on secure wireless communication, the Wireless Master-Slave Clock System offers both reliability and ease of scalability as operational needs grow or change.

Wireless Master Slave Clock System
Wireless
Connection Type
Zigbee/RF
Technology
100-200m
Range
±10ms
Accuracy

Full Specification Table

Synchronization
Sync TypeManual SettingGPSNTP ServerRS485 SlaveZigbee Slave
Accuracy±60 sec/day±10 ms±1-10 ms±10 ms±10 ms
Configuration Time<5 min10-15 min15-30 min15-30 min15-30 min
DependenciesNoneGPS AntennaNetwork Access-Zigbee Network
Signal SourceN/AGPS SatellitesNTP ServerGPS on Master ClockGPS on Master Clock
Setup ComplexityLowMediumHighMediumMedium
Power ConsumptionStandardStandard + GPS moduleStandard + Network moduleStandardStandard + Zigbee module
Maintenance IntervalMonthly-QuarterlyQuarterlyQuarterly
Time DriftHighNegligibleNegligibleNegligibleNegligible
Environmental ImpactNoneObstructions, WeatherNetwork QualityInterference, ObstructionsInterference, Obstructions
Use CasesLow-PrecisionHigh-PrecisionEnterpriseIndustrial, WirelessIndustrial, Wireless
Display Specifications
ModelCLxx-4DCLxx-6DCLxx-14D
Display FormatHH:MMHH:MM:SSDD.MM.YYYY HH:MM:SS
Digits4614
Display ColorRedRedRed
Display TypeRefer TableRefer TableRefer Table
Display HeightRefer TableRefer TableRefer Table
Viewing DistanceRefer TableRefer TableRefer Table
Full dimensional drawings and wiring diagrams in the datasheet. Download Datasheet (PDF)

Product Documentation

Wireless Master Slave Clock System — Product Datasheet

Technical specifications, dimensions, wiring diagrams

Download

Where It's Installed

Historic Buildings

Wireless clocks without damaging building architecture

🏗️

Construction Sites

Temporary synchronized clocks deployed quickly across site

🎪

Outdoor Venues

Festival or event coordination with mobile wireless clock displays

Need a Quote or Custom Spec?

Our engineers respond within 24 hours. Tell us your display size, sync type, and quantity.

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