Single Channel Current Loop Recorder

The Telog ILR-31 converts current loop inputs into a series of amplitude values and stores them in its wraparound memory. When data averages are selected as part of the statistical analysis program, two types of data totals can be computed: Period and cumulative totals.

AVR-ILR.png

Applications include monitoring of:

  • Energy consumption
  • Plant processes
  • Flow
  • Temperature
  • Pressure
  • Level
  • Humidity
  • pH

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Specifications

Input for Telog ILR-31

Type DC current
Range 1 ma to 50 ma
Resolution 0.025% (12 bits)
Accuracy:
 - ±0.1% (0º to 50ºC)
 - ±0.15% (-25º to 60ºC)

Loop voltage drop 0.5 volt maximum

ILR-31 Series General Specifications
Recording
 - Sample rate: 4 per second to 1 every 8 hours
 - Clock accuracy: 0.01%
 - Memory size: 80,000 data values (128K RAM)

Serial Interface
 - Type: RS-232C compatible, requires RTS
 - Baud rates: 300, 1200, 9600, 19,200; auto-selected
 - Bit format: 1 start, 8 data, 1 stop
 - Connector: 4-pin circular watertight connector

Power
 - Battery: one 3.6V, 2.1 Ahr AA Lithium
 - Operating life: 5 years nominal
 - Battery shelf life: 8 years

Environmental and Mechanical
Temperature:
 - Operating -40° to 70°C
- Storage -40° to 70°C

Humidity 5-95%, non-condensing; with short-term complete immersion in water.

Enclosure
 - Material: aluminum
 - Environmental rating NEMA 4x (IP-65)
 - Size 3.85” x 2.51” x 1.33”
 - Weight 1 lb

Programmable Parameters
 - Sample rate: 1/4 second to 8 hours
 - Interval period: 1 second to 8 hours
 - Calendar/time: mm/dd/yy; hr:min:sec
 - Data stored: any combination of the avg., min., or max per interval
 - Unit ID number: 8 alpha-numeric characters

Support Software
 - Telogers for Windows
 - Telogers for Windows Lite

Communication
 - Direct connect: RS-232—IBM-PC compatible computers
 

Get the Telog ILR-31

Request a Quote