CS230

SDI-12 Temperature Profiler
CS230

CS230

OrderableConfigurable

SDI-12 Temperature Profiler

Rigid digital temperature profile sensor. Ideal for roadbeds or other applications requiring precise positioning in the soil.

Configuration

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Model:
CS230
Item Number:
45286
Warranty:
1 year
Lead time:
14 days

Overview

Temperature Profiler (-55 to +85C)

The CS230 temperature profiler uses SDI-12 digital technology for simple integration. SDI-12 does away with analog measurement inaccuracies and susceptibility to electrical noise. The CS230 consists of a rigid probe assembly and up to four optional external temperature probes. The rigid probe assembly maintains the precise position of the temperature points within the profile, while protecting the temperature sensors in all mediums for the long-term.

The CS230 is suited for a wide variety of applications and environments. The completely sealed probe assembly and external probes permit the CS230 to be used in roadbeds, soils, and water (snow and ice). Applications where the CS230 is used include spring-load adjustment, frost and permafrost monitoring, and soil  and water temperature profiling.

Key Advantages

Customizable
Rugged, digital temperature measurements

Technical Description

When power is supplied to the CS230 probe, the internal electronics will continuously measure the temperature at an approximate rate of 1 measurement per second. Every output measurement obtained from the sensor is a running average of 10 consecutive 1-second readings. The accuracy specification is based on an average of 10 consecutive readings. For this purpose, after initial power-up, it is recommended to delay 10 seconds to obtain the best accuracy.

Because the sensor is obtaining a measurement every 1 second, it is recommended to use the Continuous measurement command to obtain the temperature readings. Using the “R” commands will reduce the time taken to obtain a reading with the SDI-12 protocol.

Benefits

  • Lifetime min/max temperature recording
  • Customizable measurement spacing for any number of applications
  • Available external probes simplify installation for roadbed applications
  • User-resettable min/max temperature recording
  • Automatic 1 second temperature update
  • Makes use of the included SGB3 to protect against electrical surges
  • One SDI-12 channel is used to connect all temperature sensors
  • Low power—suitable for remote applications
  • No calibration required
  • Serial number & installation depth data for each location stored onboard each sensor
  • Excellent long-term stability of measurements
  • Comprehensive measurement range

Specifications

Operating Temperature Range
-55° to +85°C
Typical Accuracy
±0.2°C

(-40° to +85°C) includes lifetime drift

Worst Case Accuracy
±0.4°C

(−40° to +85°C) includes lifetime drift

Worst Case Accuracy
±0.5°C

(-55° to -40°C) includes lifetime drift

Resolution
0.0078°C
Communications
SDI-12
Maximum Sensors per Probe
32
Minimum Spacing
5 cm

(1.97 in.)

Optional External Probes
4

(maximum)

Supply Voltage
9 to 28 Vdc
Current Consumption
1.0 mA

(max) quiescent current draw per sensor

Current Consumption
20 mA + (# sensors * 1.0 mA)

active current draw

Warm-up Time on Power up
10 s
Probe Diameter
2.13 cm

(0.84 in.)

Standard External Probe Length
45 cm

(18 in.)

Maximum Length
3.0 m

(118 in.)

Maximum Cable Length
152 m

(500 ft)

Electronics Sealing Classification
IP68

Related Resources

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Phone Numbers
General: (435) 227-9000
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Corporate Address
815 W 1800 N
Logan, UT 84321
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Email Address
sales@campbellsci.com

As a trusted leader in measurement systems for more than 50 years, our top priority at Campbell Scientific has always been to provide the most accurate, reliable data for research and industry.