'approx'

The Precision Portable Thermometer (PTM-201) is a state-of-the-art handheld measurement device designed for professionals who demand exceptional accuracy, versatility, and reliability. By supporting a wide range of input types—including RTD, Thermocouple, mA, Voltage, Resistance, and mV—this instrument is engineered to adapt to a variety of field and laboratory applications. The PTM-201’s intuitive 2.8” True Colour TFT touchscreen ensures a user-friendly experience, while comprehensive data logging features and a large 16 GB memory enable extensive record-keeping for analysis and compliance. With robust construction, an integrated rechargeable battery, and advanced calibration and alarm capabilities, the PTM-201 is the ideal partner for achieving precise and traceable measurements in demanding environments. Temperature Inputs: RTD, TC Wide Temperature Measurement Ranges: -200 to + 1800 °C Temperature Resolution: 0.01/0.001* °C (*As per selected Input type) Analog Inputs: Resistance, Current, Voltage Wide Analog Measurement Ranges: 0 to 4000 Ohms, 0 to 2omA DC, 0 to 75 mV DC, 0 to 30V DC Analog Measurement Resolution: 0.01 Ohms, 0.001 mA/mV/V Display: 2.8” True Colour TFT touchscreen Operating Conditions: -10 to 60 °C; 0 to 100% RH (non-condensing) Storage Conditions: -10 to 45 °C; 10 to 90% RH Data Recording: Huge Logging Memory upto 16 GB Data Logging Interval: User-selectable from 1 second to 24 hours Data Download: Via USB Type-C to PC software (Sansel-Soft-01) Calibration: Multipoint calibration feature available Alarms: Audible and visible; user-settable high and low thresholds Battery: Integrated 3.7V / 10,000 mAh rechargeable Li-ion Charging Port: USB Type-C Adjustable Settings: Backlight timing, brightness, touch sound Housing: ABS with anti-slip grip silicon cover Protection Class: IP40 Dimensions: 35 x 80 x 165 mm (L x W x H) Weight: Approximately 560 g

Specification: Measurement Range: Dew Point (Dp): -8 °C to +20 °C Relative Humidity (RH): 0% to 100%RH Temperature (T): -20 °C to +70 °C Resolution : 0.01 °C / % RH Accuracy: ± 1 °C at 50…-20 °Ctd ± 2 °C at -20…-50 °Ctd ± 3 °C at -50…-80 °Ctd Display: 2.8” True Colour TFT with Touch Screen Sensor Supply Output: 15 V DC Display Refresh Rate: 1 second (typical) Data download: Via USB C-type to PC software (Sansel-Soft-01) Alarm: Audible & Visible, user-settable high & low alarms for all parameters Calibration (1 to 5 points each parameter): Multipoint Calibration for temperature & humidity Touch sound: On / Off option available Integrated battery: 3.7 V / 10,000 mAh Inbuilt rechargeable Li-ion battery Battery charging port: USB C-type Backlight Time Interval: Adjustable from OFF to 59 mins : 59 secs Application Environment Range: -1 °C to +60 °C; 0% to 100% RH (non-condensed) Storage Environment Range: -10 to 45 °C ; 10 to 90% RH Housing Material: ABS with anti-slip grip silicon cover Protection Class: IP40 Dimension ( L x B x H): 35 x 80 x 165 mm Weight: Approximately 560 g

Model : Pcal 1300 / 20 bar Display : 128 x 64 COG Graphic LCD with White LED Back light Range (bar) : -1 to 20 bar Accuracy : ± 0.05%FS Resolution (bar) : 6 digit user selectable Instrument Port : 1/4' BSP Male x 10 mm long Instrument dimension : 100 x 100 x 55 (WxHxD) mm Instrument Weight : 400gms (Appox.) Stability time : 1 to 2 mins Pressure units* (selectable) :bar, mbar, Mpa, kpa, kg/cm2, inHg,cmHg,mmHg,mH₂o, ftH₂o,inH₂o, cmH₂o,mmH₂o Pressure Zero : One touch zero provided on front key Pressure Peak : Maximum &minimum with user reset option Pressure overflow : FS X 2 (Max.) Pressure burst : FS X3 (Max.) Temp.Measure : RTD-PT 100 (2,3,4, wire selectable) Temp. Range : -199.999 to 850.000 Switch test : Provided mA Measure : 0-24 mA (scalable) Display scale : -99999 to 99999 counts (for mA measure input) Display Hold : One touch hold provided on front key Power Supply : 9V DC ±5% / 200mAh Rechargeable battery with battery life 4hours with out back light(or) 9V DC adapter /230V AC supply operated Pump Weight (gms)(Approx.) : 700 Pc Interface : RS 485 Pc Software : Windows based semi automatic calibration software (optional)

Model: SSPRT Type: PT 100 Temperature Range: (a) -200 to 660°C (b) -80 to 600°C Temperature co-efficient: 0.00385 Ω / Ω /°C Stability: RO typical drift < 0.05°C after 100 hrs at 600 °C Thermal shock: RO typical drift < 0.01°C after 100 times from 25 to 600 °C Vibration: withstand 10 to 2000Hz at 20 G’s Recommended measuring current: 1mA Sheath Diameter: 6mm Sheath Length: 450mm Cable Length: 1500mm Outer Sheath: SS-316 End Connection: Flying Lead, 4 wire Case dimension (Approx.): 80mm(H) x 750mm(W) x 80mm(D) Gross weight (Approx.): 2.75kg (6 lbs) Calibration Option: 5 point NABL (or) Fixed point ITS-90 Resistance Vs Temperature chart

Measurement Range: 0-1 m/s & 197 fpm, 0-2 m/s & 394 fpm, 0-5 m/s & 984 fpm, 0-10 m/s & 1967 fpm, 0-20 m/s & 3937 fpm (any once factory Presettable) Resolution: 0.01 m/s & 1 fpm Accuracy: ± 5% of Full Scale Display: 2.8” True Colour TFT with Touch Screen Application Environment Range: -10 to 60 °C ; 0 to 100% RH (non condensed) Storage Environment Range: -10 to 45 °C ; 10 to 90% RH Display Refresh Rate: 1 second (typical) Data Logging Interval: 1 sec to 24 Hours (user selectable) Data download: Via USB type-C to PC software (Sansel-Soft-01) Alarm: Audible & Visible, user-settable high & low alarms Calibration: 2 point Calibration feature available Touch sound: On / Off option available Battery charging port: USB C-type Backlight Time Interval: Adjustable from OFF to 59 mins : 59 secs Brightness adjustment: 10% to 100% (user adjustable) Integrated battery: 3.7 V / 10,000 mAh rechargeable Li-ion battery Housing Material: ABS with anti-slip grip silicon cover Protection Class: IP40 Dimension ( L x B x H): 35 x 80 x 165 mm Instrument Weight: 560 g (Approx.)

Measurement Range: Temperature (T): -20 to +100 °C Relative Saturation (RS): 0 to 100% RS Water Activity (aw): 0 to 1 aw Resolution : 0.01 °C / % RS & 1 aw Accuracy: aw (0...0.9 aw): ±0.02 aw at 23 °C aw (0...1.0 aw): Typically ±0.03 aw at 23 °C Temperature: ±0.3 °C Display: 2.8” True Colour TFT with Touch Screen Display Refresh Rate: 1 second (typical) Data Logging Interval: 1 sec to 24 Hours (user selectable) Data download: Via USB type-C to PC software (Sansel-Soft-01) Alarm: Audible & Visible, user-settable high & low alarms for all parameters Calibration: 2 point calibration for both temperature and humidity Touch sound: On / Off option available Integrated battery: 3.7 V / 10,000 mAh rechargeable polymer Li-ion battery Battery charging port: USB C-type Backlight Time Interval: Adjustable from 0(OFF) to 59 minutes and 59 seconds Brightness adjustment: 10% to 100% (user adjustable) Application Environment Range: -Temperature: -10°C to 60°C; -Humidity: 0% to 100% RH (non-condensed) Storage Environment Range: -Temperature: -10 to 45 °C ; -Humidity: 10 to 90% RH Housing Material: ABS with anti-slip grip silicon cover Protection Class: IP40 Dimension ( L x B x H): 35 x 80 x 165 mm Instrument Weight: 560 g (Approx.)

Measurement Range: Dew Point (Dp): -8 °C to +20 °C Relative Humidity (RH): 0% to 100%RH Temperature (T): -20 °C to +70 °C Resolution : 0.01 °C / % RH Accuracy: ± 1 °C at 50…-20 °Ctd ± 2 °C at -20…-50 °Ctd ± 3 °C at -50…-80 °Ctd Display: 2.8” True Colour TFT with Touch Screen Sensor Supply Output: 15 V DC Display Refresh Rate: 1 second (typical) Data download: Via USB C-type to PC software (Sansel-Soft-01) Alarm: Audible & Visible, user-settable high & low alarms for all parameters Calibration (1 to 5 points each parameter): Multipoint Calibration for temperature & humidity Touch sound: On / Off option available Integrated battery: 3.7 V / 10,000 mAh Inbuilt rechargeable Li-ion battery Battery charging port: USB C-type Backlight Time Interval: Adjustable from OFF to 59 mins : 59 secs Application Environment Range: -1 °C to +60 °C; 0% to 100% RH (non-condensed) Storage Environment Range: -10 to 45 °C ; 10 to 90% RH Housing Material: ABS with anti-slip grip silicon cover Protection Class: IP40 Dimension ( L x B x H): 35 x 80 x 165 mm Weight: Approximately 560 g

Model: ORP 300 Display: 0.5” 3 ½ Digit 7 segment Red LED Range: -1999 to +1999 mV Resolution: 1 mV Accuracy: ± 1 mV ± 1 digit Input Impedance: > 10¹² Ohms Input connection: BNC socket Electrode: ORP Electrode with BNC attachment Operating Environment: 0 to 50 °C / 20 to 95 % RH non condensing Power supply: 230V AC / 50 Hz ± 10% Overall Dimensions in mm: 185 x 235 x 65 (L x B x H) Instrument weight: 1.6 kg (Approx.)

Model: PIJ – 541 B1 Display: 2” or 4” or 8” 6 Digit 7 segment RED LED* Accuracy: ± 0.1 % of FS Analog inputs: 4 – 20 mA, 0 - 20 mA, 0 to 70 mV, 0 to 10 V DC, 0 – 400 Ω (H & L Limit Programmable) Temperature inputs: RTD - PT 100, PT 1000, Thermocouple - J, K, R, S, T, B, N, E Analog display range: -199999 to 199999 (H & L Limit programmable) Temperature range (H & L Limit programmable): RTD - PT 100 (-199.99 to 850.00°C / -327.5 to 1562.0 °F) RTD - PT 1000 (-50.0 to 400.0°C / -58.0 to 752.0 °F) TC - J (- 200 to 1200°C / -328 to 2192°F) TC - K (- 200 to 1372°C / -327 to 2501°F) TC - R (- 40 to 1768°C / -40 to 3214°F) TC - S (- 40 to 1768°C / -40 to 3214°F) TC - T (- 200 to 400°C / -328 to 752°F) TC - B (300 to 1820°C / 572 to 3308°F) TC - N (-200 to 1300°C / -327 to 2372°F) TC - E ( -200 to 1000°C / -327 to 1832°F) Unit selection: °C / °F ( for RTD & TC inputs) Analog input display resolution: 0.0001 / 0.001 / 0.01 / 0.1 / 1 (Selectable) Temperature resolution: 0.1 / 1 °C / °F (optional 0.01 for RTD - PT 100 I/P up to 99.99 °C Factory presetable) Filter constant: 1 – 100% (Adjustable) Display hold option: Peak, hold & average (any one selectable) Hold delay: 0 - 999 sec (selectable) Relay Output (option al): 2 Relay (5A rated) with 6 Relay Status Selection, Adjustable, Hysteresis, Cyclic Delay Re Transmission (optional): Opto Isolated Analog Output 4 - 20 mA or 0 - 10V DC PC communication (optional): RS 485 (2 wire) MODBUS RTU protocol PC interface software: Monitoring, Data logging, Report & Graph (Optional) Sensor Supply (external): 24 V DC ±10% @ 100 mA Power supply: 230 V AC / 50 Hz Overall dimension: 611 x 171 x 85 (L x H x D) mm (Approx.) Housing : MS Powder coating Mounting: Wall or sealing with 360 º rotatable clamp Operating environment: 0 - 50°C / 5 to 95% RH Non condensing Weight (Approx.): 5.5 (or) 8.5 kg