25' Light OS - Ranger

Code: 6978086L

Walker Tulsa Ranger™ CSA EX ia IIc
This unit has been designed in accordance with Chapter 7 Section 2 Third Edition, May 2018.
FEATURES
- User selectable auto-off timer to save battery life
- Resolution of 0.1°
Temperature range -40° to 400° F
- 10-minute timer on backlight to save battery life
- Easy F to C switching
- Backlit LCD with indicating arrows indicating rate of change
- 4 Point calibration
- Cable units 25' standard length, additional lengths are available
- 1/4" Probe with tappered brass weight
- Highly durable membrane switch faceplate
- Glow in the dark keypad
- Auto backlight upon power up function (Hold)
SPECIFICATIONS
Display: Amber backlit LCD with 0.45" characters with trend indication arrows and low battery and fault indication
Selectable Resolution of 0.1°
User Selectable auto-off timer
CONSTRUCTION:
Stainless steel temperature probe and sensor.
Electronics and display in CNC machined anodized Aluminum or stainless steel enclosure.
Highly durable display window, graphics and membrane switches.
Weight: .7lbs
Temperature: Resolution to 0.1°
Average Calibrated Accuracy: ±0.080F (32-300 F) & ±0.048C (0-150C)
Time Constant: 7 seconds in circulated water bath Constant: (63.2% response to temperature change)
Electronics: Ultra Low Power Microcontroller, FLASH Memory, 20 bit A/D Converter
Recommended Ambient Temperature Range for best accuracy 32 to 112 F, 0 to 44 C
Sensor: 1000 Ohm, Class A Platinum RTD
Immersion depth 4", 11cm
Battery: Energizer Ultimate Lithium L92 Intrinsically Safe Rated AAA, Battery life (depending upon use) 25-150 hrs Battery Operating Range: -40°C to 60°C (-40°F to 140°F)
TYPICAL APPLICATIONS
Custody transfer, temperature baths, reference, temperature calibration for flow meters, thermowells, provers, reference, distillations, melting point tests, and flash point tests. Industries: Laboratory, Petroleum, Pipeline, Pharmaceutical, Food & many more.
Certifications: Intrinsically safe for use in Class I, Division I Groups A, B, C, & D. Class 1, Zone 0, Group IIC Hazardous Locations

US$839.30

US$797.34

EA (1)

Features

Features

Temperature Range:
-40° to 400°F operating range
Resolution:
0.1° temperature resolution
Auto-Off Timer:
User-selectable auto-off timer to help extend battery life
Backlight Timer:
10-minute timer on the backlight to conserve battery power
Temperature Units:
Simple switching between Fahrenheit and Celsius
Display:
Backlit LCD display with arrows indicating rate of temperature change
Calibration:
Four-point calibration capability for improved accuracy
Cable Length:
25' standard cable length with additional lengths available
Probe:
1/4" probe with tapered brass weight
Controls:
Highly durable membrane switch faceplate
Keypad:
Glow-in-the-dark keypad for improved visibility in low-light conditions
Backlight Function:
Automatic backlight activation upon power-up using the hold function

Specifications

Specifications

Display:
Amber backlit LCD with 0.45" characters, trend indication arrows, and low battery and fault indicators
Resolution:
Selectable resolution of 0.1°
Auto-Off Timer:
User-selectable auto-off timer to conserve battery life
Construction:
Stainless steel temperature probe and sensor with electronics and display housed in a CNC machined anodized aluminum or stainless steel enclosure
Controls and Display Protection:
Highly durable display window, graphics, and membrane switches
Weight:
0.7 lbs
Temperature Accuracy:
Average calibrated accuracy of ±0.080°F (32–300°F) and ±0.048°C (0–150°C)
Time Constant:
7 seconds in circulated water bath (63.2% response to temperature change)
Electronics:
Ultra low power microcontroller with FLASH memory and 20-bit A/D converter
Recommended Ambient Temperature:
32°F to 112°F (0°C to 44°C) for best accuracy
Sensor Type:
1000 Ohm Class A Platinum RTD
Immersion Depth:
4" (11 cm)
Battery:
Energizer Ultimate Lithium L92 intrinsically safe rated AAA battery with operating range -40°C to 60°C (-40°F to 140°F) and typical life of 25–150 hours depending on use
Typical Applications:
Custody transfer, temperature baths, reference measurements, temperature calibration for flow meters, thermowells and provers, distillation testing, melting point tests, and flash point testing across laboratory, petroleum, pipeline, pharmaceutical, and food industries
Certifications:
Intrinsically safe for use in Class I, Division I Groups A, B, C, & D and Class I, Zone 0, Group IIC hazardous locations