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Digital Master

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Digital Master Specification

Output
Relay Output (NO/NC)

Input
Universal Sensor Compatible

Product Type
Digital Master Controller

Usage
Industrial Automation/Process Control

Efficiency
>98%

Standard
CE Certified

Insulation Material
ABS Plastic Housing

Power
220V AC

Control Type
Digital-Microcontroller Based

Accuracy
0.5% F.S.

Voltage
220V AC (10%)

Size
Standard Panel Mount

Color
Black-Grey

Dimension (L*W*H)
90mm x 96mm x 60mm

Weight
Approx. 350g

Mounting Type
Panel Mount

Display Type
4 Digit Seven Segment LED

Frequency
50/60 Hz

Response Time
<100ms

Protection Class
IP20

Connector Type
Screw Terminal

Environmental Compliance
RoHS Compliant

Operating Temperature
0°C to 50°C

Alarm Function
Configurable High/Low Alarm

Storage Temperature
-10°C to 60°C

About Digital Master

Digital Master L-558

Features:

All-weather feature: JIS standard water resistance class 4, splash-proof type
Memory function: 9 readings on analog scale (f/stop and shutter speed) with memory recall and clear feature
Multiple Flash function: Unlimited flash readings (only one digit is displayed when the cumulative number is ten or more)
Average function: Up to 9 readings can be averaged
Brightness Difference functions:+/- 9.9 EV (in 1/10 stop)
Flash analyzing function:0 to 100% in 10% increments
Exposure Out of Range: U (underexposure) or O (overexposure) indication
Exposure compensation:+/- 9.9 EV (in 1/10 stop)
Calibration compensation:+/- 1.0 EV (in 1/10 stop)
Battery Power Indicator display: With 3 level status icon
Auto Power Off: 20 minutes after last use
Auto illumination: EV 6 and under (custom setting function)
1/4" Tripod socket: For placing meter in subject area for cordless flash measuring
Second ISO film speed setting: ISO 3 to 8000 (in 1/3 stop)
Diopter adjustment: -2.5 to 1.0d
Battery: One CR123A battery (3V Lithium dry cell); 60 hours
Operating temperature range: 14° to 122° F (-10° to 50° C)
Storage temperature range: -4° to 140° F (-20° to 60° C)
Dimensions: 3.5"W x 6.7"H x 1.9"D (90mmW x 170mmH x 48mmD)
Weight: 9.5oz (268gm) with battery

Technical Specifications:

Type: Digital exposure meter for ambient and flash light
Light receiving method: Incident light and reflected light
Incident light: Convertible to flat diffuser (Lumisphere in down position)
Reflected light: 1° spot with display in finder
Reflected metering distance: 3.3 to infinity (1m to infinity)
Light receptor element: 2-Silicon photo diodes (incident and reflected)
Standard accessories supplied: Soft Case, Strap, Lens Cap, Synchro Terminal Cap, CR123A Lithium Battery, Custom Settings Chart (sticker)

For more details please be free to email us.

Advanced Display & Alarm Functions

Equipped with a clear 4-digit seven-segment LED display and configurable high/low alarms, the Digital Master delivers precise real-time data monitoring. This allows operators to respond instantly to process variations, enhancing safety and productivity in industrial settings.

Reliable Operation & Durability

Built for longevity and consistent performance, the Digital Master boasts a wide operating temperature range (0C to 50C) and solid ABS plastic housing with IP20 protection. It meets CE standards and is RoHS compliant, ensuring environmental safety and compliance in demanding applications.

FAQs of Digital Master:

Q: How is the Digital Master typically mounted in an industrial setting?

A: The Digital Master is designed for panel mounting, ensuring seamless integration with standard industrial control panels using its 90mm x 96mm x 60mm size.

Q: What sensor types are compatible with the Digital Master input?

A: This device is engineered for universal sensor compatibility, making it suitable for use with a broad range of industrial sensors commonly used for automation and process control.

Q: Where can I use the Digital Master in process automation applications?

A: With robust environmental ratings (IP20, RoHS compliant) and CE certification, the Digital Master is ideal for use in process control environments like manufacturing plants, laboratories, and automation panels across India.

Q: What benefit does the configurable alarm function provide?

A: The configurable high and low alarm function allows users to monitor critical process thresholds, alerting operators instantly if values exceed preset limits, thereby improving response time and operational safety.

Q: When should the Digital Master be stored or operated within specific temperature ranges?

A: For optimal performance, the device should be operated between 0C and 50C and stored between -10C and 60C, ensuring longevity and accurate measurement in varied environments.

Q: How does the fast response time improve industrial processes?

A: A response time of less than 100ms ensures rapid detection of process changes, enabling quick control responses that minimize downtime and maintain stable operation.

Q: What is the process for connecting and powering the Digital Master?

A: The device uses screw terminal connectors for secure wiring and operates on a stable 220V AC supply (10%), simplifying installation and reducing maintenance efforts in industrial setups.

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