Brand	ATEK ALFA
Display	Modbus Output Model: LCD with backlight, displaying 6 bits, and 5 decimal places HART Output Model:LCD with backlight, displaying 5 bits, and 4 decimal places
Display Interface	Enlish and Chinese; pressure, temperature, current, percentage
Field Operation	3 buttons, all parameters can ve modified at site
LCD Head Button Operation	changing machine address (0-255), units, decimal place, damping time and zero clearing
Linearity	Better than %0,2
Long-term Stability	±%0,3 T.S/ year
Material	Transmitter Immersion Tube: 304 Stainless Steel Body Case: Aluminum alloy
Measuring Range	Selectable measurement range from -195 to +650 °C (Optional)
Mechanical Connection	G1/4, G1/2, NPT1/4, NPT1/2, M14x1, M20x1,5
Motherboard Button Operation	reset, lower range calibration(zero drift under pressure source), upper range calibration (full scale calibration)

Mounting / Tightening Torque Value	15 … 20 Nm
Operating Temperature	-30°C … +70°C
Output Signals	4…20mA/HART or MODBUS RTU
Overcurrent Protection	Yes
Protection Class	IP65
Reverse Connection Protection	Yes
Sampling Rate	>20 times/s
Stability	%0.2/year
Storage Temperature	-30°C … +70°C
Supply Voltage	4...20mA / HART: 12-32VDC, MODBUS: 18-36VDC
Units	Modbus Output Model: KPa, Pa, MPa, mmH2O, mH2O, mbar, bar, PSI, M,% HART Output Model:H2O, inHg, ftH2O, mmH2O, mmHg, psi, bar, mbar, g/cm2, kg/cm2, Pa, kPa, Torr, atm, Mpa, mH2O, mHg, m, mm, cm, %, mA, g/cm3

AST 230 Smart Temperature Transmitter with LCD Display, Aluminum Alloy Housing | ATEK | Made in Türkiye

Technical Datasheet

PDF

Description

Selectable measurement range from -195…+650 °C (Optional)
Easy configuration with LCD module buttons
24VDC supply voltage
4…20mA/HART or MODBUS RTU output
HART output model: LCD with backlight, displaying 5 bits, and 4 decimal places
MODBUS output model: LCD with backlight, displaying 6 bits, and 5 decimal places
Many measurement unit options adjustable from the menu
High accuracy up to ±%0,3 FS
Short circuit and reverse polarity protection
Aluminum alloy case
Excellent long-term work
IP65 protection class

Applications

Additional Information

Brand	ATEK ALFA
Display	Modbus Output Model: LCD with backlight, displaying 6 bits, and 5 decimal places HART Output Model:LCD with backlight, displaying 5 bits, and 4 decimal places
Display Interface	Enlish and Chinese; pressure, temperature, current, percentage
Field Operation	3 buttons, all parameters can ve modified at site
LCD Head Button Operation	changing machine address (0-255), units, decimal place, damping time and zero clearing
Linearity	Better than %0,2
Long-term Stability	±%0,3 T.S/ year
Material	Transmitter Immersion Tube: 304 Stainless Steel Body Case: Aluminum alloy
Measuring Range	Selectable measurement range from -195 to +650 °C (Optional)
Mechanical Connection	G1/4, G1/2, NPT1/4, NPT1/2, M14x1, M20x1,5
Motherboard Button Operation	reset, lower range calibration(zero drift under pressure source), upper range calibration (full scale calibration)

Mounting / Tightening Torque Value	15 … 20 Nm
Operating Temperature	-30°C … +70°C
Output Signals	4…20mA/HART or MODBUS RTU
Overcurrent Protection	Yes
Protection Class	IP65
Reverse Connection Protection	Yes
Sampling Rate	>20 times/s
Stability	%0.2/year
Storage Temperature	-30°C … +70°C
Supply Voltage	4...20mA / HART: 12-32VDC, MODBUS: 18-36VDC
Units	Modbus Output Model: KPa, Pa, MPa, mmH2O, mH2O, mbar, bar, PSI, M,% HART Output Model:H2O, inHg, ftH2O, mmH2O, mmHg, psi, bar, mbar, g/cm2, kg/cm2, Pa, kPa, Torr, atm, Mpa, mH2O, mHg, m, mm, cm, %, mA, g/cm3

Downloads

Modbus Address Table

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