Tetra Pak TPT12 – complete system for precision measurement of temperature System precision ≤ ± 0.25 °C Compact design Operating ambient temperature -30 to +85 °C Long-term stability down to ± 0.03 °C
The TPT12 is a complete system or measuring. measuring. It has been designed to provide best possible measurement using the smallest possible size. The transmitter combined with a Pt100 sensor, delivers a standardized 4-20 mA signal to PLC or control system.
Unique perormance
Dimensions
(typical application)
Operation ambient temperature: -20 to +80°C
L=
Process ow: -20 to +200°C
Typical system precision ± 0.2 °C, in all combinations of temperatures temperatures..
Fault monitoring with NAMUR NE43 Limits All programming via two-wire connection Connects using M12 connector Digital communication capability is standard
TPT12 GENERAL TECHNICAL DATA General technical data - transmitter Sensor: Ambient temperature: Operation Storage Power consumption: Output current: Supply voltage: Input resolution: Output resolution: Intererence suppression: Temperature drit: Measuring range Drit in reerence Zero drit
Pt100 -30 to + 85 °C -50 to + 85 °C N.B. max 80 °C or M12-connector. < 0.8 W (30 V/25 mA) Nominal 4-20 mA Min 10 V, max 30 V (UDC ) 23 bits 16 bits > 90 dB at 50/60 Hz
15 ppm/°C, typical < 5 ppm/°C ≤ 25 ppm/°C, typical < 15 ppm/°C ≤ 0.002 °C/°C (4-wires) or ≤ 0.008 °C/°C (2-/3-wires) ≤ (zero-value/measuring range) x 0.002 Shited measuring range: %FS/°C Temperature drit data above is based on a steady state change o temperatures o the enclosure. Load resistance: R L≤ (UDC- 9 V)/23 kohms Normal range: 4 - 20 mA; 20 - 4 mA optional ≤ 3.8 mA Range lower limit: Range upper limit: ≥ 20.5 mA Alarm limit: Lower 3.5 mA, (NAMUR NE43) Upper 21.5 mA (NAMUR NE43) Current limit: < 25 mA without processor help Start-up time: < 1.5 seconds rom powerless state Input range: ±1.25 V (24 bits) Resolution/b it: < 0.15 μV Sensor excitation current: < 0.37 mA Max allowed serial resistance: 3 wires 30 ohms/wire 4 wires 100 ohms/wire Sampling rate: approx. 7 samples/sec ≤
Accuracy and stability Transducer: Reerence conditions: Supply voltage dependence: (10-30 V) Measurement accuracy: Measuring range: Min range: Linearity error: Stability:
For Pt100/RTD -sensors +23 °C ± 5 ºC, 24 V ± 5 V UDC ≤ 0.003 % FS ± 0.02 ºC or 0.01 % o range -200 to +850 ºC ≥ 10 ºC ≤ 0.002 ºC ≤ 0.03 ºC per year or 0.02 % o measuring range per year at reerence conditions
Internal monitoring - ault indications The ollowing aults can be programmed to change the output signal to either 3.5 mA or 21.5 mA according to NAMUR NE43: 1. Sensor circuit is open (or abnormally large Pt100-resistance): 21,5 mA 2. Sensor temperature alls below (3,5 mA) or exceeds the measuring range (21,5 mA) 3. Verifcation o supply voltage
ESD- and EMC-approvals The transmitter conorms to requirements o the EMC directive 2004/108/EC and later amendments EN 61326-1. (TP KA2791-30) Deviation: ≤ 0.2% s. The Low Voltage directive 2006/95/EC and later amendments EN 61010-1.
Standard models or TPT12 90510-5632
Temp.meter TPT12 4-20mA 0-150 ° C
90510-5633
Temp.meter TPT12 4-20mA 0-160 ° C
90510-5634
Temp.meter TPT12 4-20mA 0-350 ° F
90510-5635
Temp.meter TPT12 4-20mA 0-200 ° C
90510-9096
Temp.meter TPT12 4-20mA 0-160 L=25
90510-9097
Temp.meter TPT12 4-20mA 0-160 L=15
Mechanical parts Sensor material: 1.4404 Sensor material: 1.4547 (SMO) on 90510-9096 and 90510-9097 Connector: M12, material Polyamid Degree o protection: IP67/IP69K (mating conn. Lumberg PRKT/ PRKWT)
The unique sensor The basis or the TPT12 is the well-proven ood product sensor. The sensor mounted in an appropriate sleeve is EHEDG-approved. The risk o bacteria growth is minimal ater repeated use and cleaning. Design Pt100 sensor element mounted in a conical protective sheath which in turn can be screwed into a sleeve or into an external thermo well. Sleeve and conical sheath make a hygienic seal. The seal is EHEDG-approved.
Media pressure Media pressure max 120 bar. Calculation made by Notifed Body according to prEN13445. Installation to media G1/8” to mount into sleeve. Sleeve Sleeve or welding with selected standard radia, R: Flat, R = 19 mm or R = 14 mm.
Example o use Temperature measurements in tubing systems with hygienic demands e. g. in the ood industry.
According to national laws or by returning to Pentronic.
Max temperature Measuring part: 200 °C
RoHS Sensors with cable conorm to the demands o the RoHS-rules.
Sensor material 1.4404 or 1.4547 Surace fnish Ra ≤ 0.8 is standard. By electro polishing Ra Response time Time constant, τ0,90
