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Rate Meter

A specialized rate meter for measuring speed, rate and flow

The APM Rate Meter is a specialized rate meter for measuring speed, rate and flow. It’s used for applications including motor speed, pump controls and production line monitoring.

Benefits include:

  • Supports process time measurement
  • Wide input range of 0-60Khz
  • Accurate to 0.01%
  • Remote monitoring with Trumeter Cloud and APM Gateway
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Specifications

APM Input

0.001 – 60KHz (NPN, PNP or Push-Pull)

PSU

12-24V DC

Outputs

Output 1: Digital (open collector) or Analog (4-20mA), Output 2: Digital (open collector) or Analog (4-20mA)

Communication

Modbus RTU Optional

Dimensions

72mm x 72mm x 53mm

Screen Size

57mm x 53mm

Accuracy

0.01%

Certifications

CE, cUL, IP65, NEMA Type 4 & 12 (UL50), ROHS, UL

Part Numbers

APM-RATE-APO – positive LCD, with outputs
APM-RATE-ANO – negative LCD, with outputs

022128-01 – USB A to USB B Cable
024569-01 – APM Evaluation Kit

Why Choose the APM Rate Meter

The APM Rate Meter delivers reliable performance in complex industrial environments. Its wide frequency input of 0-60 KHz is ideal for both high-speed applications like manufacturing and robotics, as well as slow-moving machinery like conveyors. Its ±0.01% accuracy ensures precise control in quality-critical processes like material handling and packaging. 

The APM Rate Meter allows you to improve tracking and optimization of operations including production cycles, machine operation times, and material handling processes. It can be used with NPN, PNP and Push-Pull sensors. It also offers process time measurement, providing insight into the duration of cycles or events. 

The APM Rate Meter’s unique, user-configurable display combines the readability of an analog meter with the precision of a digital rate meter, making it the ultimate panel meter for industrial applications.

Unique, Easy-to-Read Display

The APM Rate Meter’s unique display gives you the best of both digital and analog panel meters. It’s easy for operators to see readings even in challenging conditions.
  • Adjustable Brightness: Adjust the backlight brightness and color to adapt to changing conditions.
  • Curved Bar Graph Display: The 40 segment curved bar graph display provides an immediate visual indication of parameters for operators.
  • Two Contrast Options: The APM Rate Meter is available with a positive display for bright sunlight or a high-contrast negative display for indoors.
  • Wide Viewing Angle: The APM Rate Meter has a wide viewing angle so operators can see readings from a range of positions.
  • Large Readout: Optimize readability and accuracy with four 12mm [0.47″] digits.

User Configurable Rate Meter

The APM Rate Meter can be configured to your specific needs using the APM configuration software. The software is free and easy to use and includes:

  • Configurable Scale & Range: Adjust offset, gain and min/max range.
  • Digital Output Delays: Set delays from 0.5 to 120 seconds to ensure accuracy.
  • 16 Pre-set Configurations: Use position switches on the back of the meter to select pre-set standard configurations without software.
  • Color Changing Backlight: Configure color and intensity, with flashing or static alerts.
  • 10 Independent Alarms: Set conditions and actions to meet your requirements.
  • Messaging Area: Display custom messages and annunciators.
  • Linear and Non-Linear Scaling: Choose linear scaling or use the 20-point non-linear scaling table to match your application.

Remote Monitoring

Every APM comes with a free lifetime subscription to Trumeter Cloud so you can remotely monitor the status of your systems. Just add on our plug-and-play APM Gateway to get:

  • Customizable alarm conditions and thresholds for notifications
  • Unlimited email notifications, plus options to add instant text messages
  • Exportable data stored securely in the Cloud

Output & Communications

The APM Rate Meter comes standard with two outputs to communicate with other systems: 1 digital (open collector) or 1 analog (4-20mA). In certain circumstances we can customize the APM Rate Meter with Modbus RTU for further communications.

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