tender for purchase of lab equipments for ice dept , purchase of lab equipments for ice dept , i/p and p/i converter (iemcode:g002) • i/p converter:(4-20) ma to (3-15) psi conversion. • p/i converter:(3-15) psi to (4-20) ma conversion. • air filter regulator (afr):20 psi regulated air supply. • built-in current source. • 3½ digit led display for process indication. • power supply: 230 v ac, 50 hz. • • mounting:bench-top / panel-mounted trainer configuration. , level measurement using float and sight glass indicator- itemcode: g005 specifications: • sight glass level indicator. • float type level indicator. • power supply:230 v ac, 50 hz. • monoblock pump:0.5 hp / 1 hp. • sump tank. , 8051develop ment board with usb/rs 232 cable to connect with computer (item code: g008) specifications: • communication interface:usb / rs-232. • on-board facilities:8 output leds,8 input switches,ldr,reed switch,8-bit adc,8-bit dac. • display interfaces:seven-segment display,16 × 2 lcd interface. • motor interfacing:stepper motor with driver,dc motor with h-bridge driver , 8 bit adc/dac interface board (item code: g009) specifications: •thermistor / lm35 input in one channel. • variable input (0-5) v in another channel. • 8 leds for digital output indication.. • necessary control signals provided for adc0809. • 8-bit dac using dac0808. • 8-bit digital input from controller. • single-channel dac output:(0-10) v. • power supply:±12 v or ±15 v for analog circuitry , water level measurement trainer kit using capacitive type transducer (item code: g020) • tabletop model with transparent acrylic tank of approximately 50 cm height. • capacitive type level sensor for continuous level measurement. • sensor output: (4-20) ma and/or (0-5) v with built-in signal conditioning. • vertical pump for water circulation from sump to tank. • flow control valve, overflow, and drainage arrangement. • digital display for water level indication in cm. • power supply: 230 v ac, 50 hz, single phase. • in-built regulated dc power supply for sensor and control circuit. • mounted on powder-coated ms frame for laboratory use. • suitable for calibration and study of capacitive level measurement. , flow measurement using electromagn etic flow meter(item code: g021) specifications: • medium: water (salt water / bore well water). • electromagnetic flow measurement: instantaneous flow rate and totalized flow indication. • electromagnetic flow meter: integral mounted type. • power supply: 90-260 v ac, 50 hz. • minimum media conductivity: 15 μs/cm. • flow rate unit: m³/hr. • operating pressure: up to 10 kg/cm². • electrode material: ss-304 / ss-316 / ss 316l. • lining material: ptfe / neoprene / hard rubber / pfa. • line size: 15 nb - 25 nb. • flow range: 0.1-10 m³/hr. • connection type: flanged. • display: digital indication for flow rate and totalized flow. • water pump: submersible type, 230 v ac, 50 hz. • water tank: approximately 20-25 liters capacity. • flow control valve provided. • drain valve and overflow arrangement provided. • mounted on powder-coated ms frame suitable for laboratory use.