| 1 | Supply, Installation, Testing and Commissioning of Indoor type Water Level Display Control Box suitable - 01 number, Ultrasonic Level Sensor - 01 number for Sump/Over Head Tank. Panel shall be wall Mounted of suitable size made out of 1.6 mm CRCA sheet totally enclosed dust and vermin proof, indoor type and properly powder coated. The display panel shall consist of the following:-
(a) 7 Segment LED single display, 4-digit single display process indicator.
(b) Signal input: (-5 to 56 milli Volt, 0 to 10 Volt DC, 0/4 to 20 milli ampere DC), Re-transmission analog output.
(c) Alarm indication.
(d) Universal Input Thermocouple (J,K,T,R,S)/RTD (PT100) Single inputs (DC): -5 to 56 milli Volt, 0 to 10 Volt, 0/4 to 20 milli Ampere
(e) RS485 MODBUS RTU protocol.
(f) Sensor Supply 24 Volt DC 30 milli Ampere optional, SMPS power supply.
(g) Selector Switch.
(h) Indicator Lamp.
(i) Audio Signal Generator.
(j) Internal wiring. (0.5 Sqmm multistranded)
(k) Connector and MCB of suitable rating
complete all as specified and directed by Engineer-in-charge.
Notes:
(a) Detailed Specification of Control Box, PLC etc are mentioned contract Particular Specifications.
(b) Manufacturer should possess MSME certification along with 10 years past relevant experience. | 8.00 | Each Job |
| 2 | Supply, Installation, Testing and Commissioning of Indoor type PLC (Programmable Logic Controller) based Control Box (at R-53) for Automatic Valve Control / Protection suitable for 04 numbers Motorized Butterfly Valve, 02 numbers Pressure Switch, 04 numbers solenoid valve, 01 number Ultrasonic Level Sensor, 15 numbers Magnetic Level Sensor required for 05 numbers Over Head Tank. The system shall comprise of inbuilt drivers for RS 485. The control panel shall perform the following functions:-
(i) Water level sensing & display of Sump Level,
(ii) Automatic Operation of Motorised valves,
(iii) Manual mode operation of system.
Box shall be Floor/wall Mounted of suitable size made out of 1.6 mm CRCA sheet totally enclosed dust and vermin proof with open able door in the front side, indoor type and properly powder coated. The control panel shall consist of the following:-
(a) PLC comprising of Main Controller, MMI with 2-line LCD display and 15 sealed membrane keys, expansion adaptors, input/output modules, power supply & patch cord,
(b) Selector Switches, (c) Indicator Lamps (d) Push Buttons,
(e) Relays, (f) Audio Signal Generator,
(g) Internal wiring (0.5 Sqmm multistranded) (h) Connectors
(i) MCB of suitable rating complete all as specified and directed by Engineer-in-charge.
Note:
(a) Detailed Specification of Control Box, PLC etc are mentioned contract Particular Specifications.
(b) Manufacturer should possess MSME certification along with 10 years past relevant experience.
| 2.00 | Each Job |
| 3 | Supply, Installation, Testing and Commissioning of Ultrasonic Level Sensor with following specifications.
(a) Supply Voltage and Current: 10 to 30 Volts DC (10% maximum ripple) and 100 milli Ampere maximum at 10 Volts respectively, 40 milli Ampere maximum at 30 Volts (exclusive of load),
(b) Sensing Range: 200 mm to 5 metres,
(c) Ultrasonic Frequency 75 kHz burst,
(d) Repetition rate 96 ms.
(e) Delay at Power-up 1.5 seconds,
(f) Analog Output (Voltage Sourcing 0 to 10 Volts DC),
(g) Minimum Load Resistance 500 ohms,
(h) Minimum required Supply Voltage for Full 0-10 Volts Output Span (1000/R-Load + 13) Volts DC.
(i) Analog Output: (Current Sourcing: 4 to 20 milli Ampere),
(j) Maximum Load Resistance = 1 Kilo Ohm or (Volt supply /0.02 - 5) ohms, whichever is lower,
(k) Minimum required supply voltage for full 4-20 milli Ampere output span 10 Volts DC or [(RLoadx0.02) +5] Volts DC, whichever is greater
(l) 4 to 20 milli Ampere output calibrated at 25 C with a 250 Ohm-load,
(m) Temperature: Uncompensated 0.2% of distance/ C
(n) Compensated: 0.02% of distance/ C
complete all as specified and directed by Engineer-in-charge. | 10.00 | Each Job |
| 4 | Supply, Installation, Testing and Commissioning of motor actuated butterfly valve with the following specifications including all accessories (CI fittings required at site) complete all as specified and directed by Engineer-in-charge.
(a) Valve size 50 mm dia
(b) Designed line pressure 16 kg/Sqcm
(c) Operating Angle: 90 degrees.
(d) Disc material CI with nylon coating
(e) Limit switches: 02 Nos for open and close
(f) Mounting Splash proof- Direct/Indirect on valve (Extended type as per site requirement).
(g) Input Supply: 230 Volt, AC, 50 HZ
(h) Valve position indication with an output of 4-20 milli Ampere
(i) The actuator should be capable of accepting 4-20 milli Ampere of input of regulating purposes
(j) Manual Operation: Hand Wheel | 8.00 | Each Job |
| 5 | Supply, Installation,Testing and commissioning of Rust proof, maintenance free Magnetic float switch sensors for Over Head tanks with following specifications:-
(a) Principle: Magnetic
(b) Magnet: Ferrite Ring
(c) Float and Guide: ABS
(d) Switch: Reed
complete all as specified and as directed by Engineer in charge. | 30.00 | Each Job |
