R/T88000 PRODUCT OVERVIEW

 



The R/T88000-Series, a family of 2-Wire Rail-Mount Transmitters is fully scalable and provides an industry standard 4-20 mA output. Quick and easy scaling, via Solder Links and 20-turn precision potentiometers for fine ZERO and SPAN adjustments.








 

 

 

 

Extremely accurate, the R/T88000-series can be installed on a standard DIN-Rail. Very high load capability and polarity protection. Recommended where severe conditions (temperature, vibration, etc.) prevent the use of head-mounting transmitters.
Fully Scalable 2-Wire transmitter. Available for RTD (Pt100) or  Thermocouple (type K, J, T or E) inputs. Easily scaled via solder links with 20-turn fine zero and span adjustments. All RTD (Pt100) units are completely linearized. Thermocouple units are voltage linear. Also available in Intrinsically safe version. R/T88000 features
• Analogue transmitter
• High Accuracy
• Available for RTD (Pt100) and thermocouples K,J,T or E
• Very fast response time
• 5 Year warranty against failure


  SPECIFICATIONS
 



V(nom) = 24 VDC

T(amb) = 25°C 

Span (nom):
Pt100 = 100°C          T/C = 250°C

Power supply *)

12 – 36 VDC, Polarity protected

Output

4 – 20 mA

Open Circuit Detection

Upscale or Downscale

Load Limitations

(Vbat – 12 V) / 20 mA

Supply Voltage Effect

±0.01%/V

Zero Drift

± 0.02%/°C

Span Drift

± 0.02%/°C

Cold Junction Drift

± 0.03°C/°C (T/C only)

Long Term Drift

< 0.1%

Sensor Lead Resistance Effect 

0.01°C/Ohm, 500 Ohm max. (Pt100)

Lead Resistance, T/C

10 kOhm max. (T/C)

Ambient Temperature

-20°C to 70°C (-4°F to 160°F)

Storage Temperature

-20°C to 100°C (-4°F to 210°F)

Linearity T/C

Voltage linear

Linearity Pt100

±0.1% of selected span


SELECTABLE RANGES

Input

Zero

Span

 

 

Min. Range

Max. Range

RTD (Pt100)

-50°C to 350°C

50°C

800°C

-60°F to 660°C

90°F

1440°F

Thermocouple K or E

0°C to 400°C

150°C

1200°C

32°F to 750°F

270°F

2160°F

Thermocouple J or T

0°C to 400°C

150°C

600°C

32°F to 750°F

270°F

1080°F




  ORDER INFORMATION
 
Contact sales dept. for availability!

To order specify model
R / T 88000 - (T/C) - (EX) - (DS)
R/T:  R for Pt100 or T for Thermocouple
T/C:  Specify Thermocouple type (For example T88000 "K")
EX:   Suffix for Intrinsically Safe version EEx ia IIB T4  (ATEX)
DS:   DownScale option  - Default is UpScale


  MANUAL
 


R/T 88000
- October 2004 (120kb)


 

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