CALIBRATION INSTRUMENTS

Laboratory Digital Low Pressure Controller and indicator _range1 with accessories. 1. Instrument pressure range - Required range : 0 to 25 mbar (Gauge pressure) (Upper Range from 25 mbar to maximum of 75 mbar acceptable) 2. Performance parameters 2.1 Note: Performance evaluation of offered pressure controller will be based only on following calibration range as per 2.1.1 & calibration span as per 2.1.2 as mentioned below. 2.1.1 Calibration range: 0 to 25 mbar 2.1.2 Calibration Span: 25 mbar. 2.3 Precision: Shall be within 0.06% reading + 0.06 % Calibration Span including combined effect of linearity, repeatability, hysteresis and temperature effects throughout the operating temperature range. i.e. Calibration span = 25 mbar as per the specification annexure.

Laboratory Digital Low Pressure Controller and indicator _range2 with accessories. 1. Instrument pressure range: Required range : 0 to 700 mbar (Gauge pressure) (Upper Range from 700 mbar to maximum of 2.0 bar acceptable) 2. Performance parameters 2.1 Note: Performance evaluation of offered pressure controller will be based only on following calibration range as per 2.1.1 & calibration span as per 2.1.2 as mentioned below. 2.1.1 Calibration range: 0 to 700 mbar 2.1.2 Calibration Span: 700 mbar. 2.2. Precision: Shall be within 0.01 % of Calibration Span including combined effect of linearity, repeatability, hysteresis and temperature effects throughout the operating temperature range. i.e. Calibration span = 700 mbar as per the specification annexure.

Laboratory Digital Pressure Indicator with accessories. 1. Type of Indicator: Pressure indicator with different type of ranges and pressure modules for calibration lab. 2. Application: For Calibration laboratory 3. No. of Sensors: 4 nos. (Minimum two nos. pressure modules shall be only in-built and for balance two nos. may be external type but they should supply with necessary hardware and software etc. 4. Instrument pressure ranges: Sensor 1 Range: 0 to 25 mbar (Upper Range from 25 mbar to maximum of 75 mbar acceptable) Sensor 2 Range: 0 to 350 mbar (Upper Range from 350 mbar to maximum of 450 mbar acceptable) Sensor 3 Range: 0 to 700 mbar (Upper Range from 700 mbar to maximum of 2 bar acceptable) Sensor 4 Range: 0 to 7 bar (Upper Range from 7 bar to maximum of 20 bar acceptable) as per the specification annexure.

Digital pressure manometer cum loop calibrator_range1 with accessories. 1. Type: Compound pressure 2. Pressure sensing element: Sensor shall be Piezoresistive, capacitance, silicon resonant,etc Sensor with Temperature compensation. And sensor module shall be inbuilt/external type. 3. Range: +/- 25 mbar (Max range up to +/- 75 mbar acceptable) 4. Calibration range: +/-25 mbar 5. Precision: Shall be within ±0.06 % of FS* (see note-1) or better (including combined effect of repeatability, hysteresis) at temp compensation range. as per the specification annexure.

Digital pressure manometer cum loop calibrator_range2 with accessories. 1. Type: Compound pressure 2. Pressure sensing element: Sensor shall be piezoresistive, capacitance, silicon resonant,etc Sensor with Temperature compensation. And sensor module shall be inbuilt/external type. 3. Range: +/- 350 mbar (Max range up to +/- 750 mbar acceptable) 4. Calibration range: +/-350 mbar 5. Precision: Shall be within ± 0.05 % of FS* (see note-1) or better (including combined effect of repeatability, hysteresis) at temp compensation range. as per the specification annexure.

Digital pressure manometer cum loop calibrator_range3 with accessories. 1. Type: Compound pressure 2. Pressure sensing element: Sensor shall be Piezoresistive, capacitance, silicon resonant, etc Sensor with Temperature compensation. And sensor module shall be inbuilt/external type. 3. Range: -0.7 to + 6.0 bar(Max range up to -1 to 10 bar acceptable) 4. Calibration range: -0.7 to + 6.0 bar 5. Precision: Shall be within ±0.035 % of FS* (see note-1) or better (including combined effect of repeatability, hysteresis) at temp compensation range. as per the specification annexure.

Vacuum generation pump with accessories. • Vacuum generation range : 0 to -0.8 bar (Max pump range -1.0 bar to +4.0 bar is acceptable) • Type: hand operated • Pressure Media: Air • Material of Construction : Aluminum / SS • Pressure adjustment: Course as well as fine adjustment shall be provided. as per the specification annexure

High pressure generation pump with accessories. • Pressure generation range: 0 to +20 bar (Max pump range up to -1 to +35 bar is acceptable) • Type: hand operated • Pressure Media: Air • Material of Construction : Aluminum/ SS • Pressure adjustment: Course as well as fine adjustment shall be provided with separate knob/hand wheel. as per the specification annexure.

VALVE VISION