SUPPLY AND DELIVER PORTABLE MULTI METERS TO ERWAT DD5 WWTW

Author: FABIAN
Date posted: 2018-03-01
Bid Number: ERW201803/002
Description:

REQUEST FOR WEBTENDER:

 

 

Bids are hereby invited for the:

 

SUPPLY AND DELIVER PORTABLE MULTI METERS TO ERWAT DD5 WWTW

 

Scope of Work:

 

  1. Deliver  5  x Portable meters able to measure  pH/EC/TDS/ORP/DO

  2. Supply 5 x pH standard probes and

  3. Supply 5 x Conductivity standard probes to ERWAT DD5 WWTW

  4. 2 x Rugged Do probe

  5. Provide training to operating staff on use of instrument at JP Marais

     

    Specifications for the meters to be supplied

     

    Automatic Buffer Recognition: Color-coded: 4.01, 7.00, 10.01 pH;
    Battery Requirements: 4, AA

    Conductivity Accuracy:± 0.5 % from (1µS/cm - 200 mS/cm)

    Conductivity measurement:5 different stability modes

    Conductivity Measurement Range: 0.01 µS/cm to 200.0 mS/cm

    Conductivity resolution: 5 digits with 2 digits after decimal point

    Data Memory: 500 results

    Digital (intelligent) electrode inputs: 2 channel

    Dimensions (H x W x D): 23.5 x 17.5 x 8.6 cm

    Display: Display readings from one or two probes
    Display Type: 240 x 160 pixel LCD with backlight illumination

    Measuring Range ORP:-1500 - 1500 mV

    Operating Error Messages: Keypad

    Operating Humidity:90 % relative humidity (non-condensing)

    Operating Interface: Keypad

    Operating Temperature:0 - 60 °C

    ORP Electrode Calibration: Predefined ORP standards

    Parameter: pH, mV, ISE, DO, Conductivity, TDS, Salinity, Resistivity, ORP, Temp

    pH Accuracy:± 0,002 pH

    pH Measurement:0 - 14 pH

    pH Resolution: Selectable between 0.001 and 0.1 pH

    Power Requirements (Voltage):6 V

    Probe Type: Standard (Conductivity) and pH

    Resolution: 0.1/ 0.01/ 0.001

    Salinity Measurement Range: 0.01 ppt

    Salinity Resolution: 0.01 ppt

    Simultaneous measurements: 2 channels

    Warranty: To be guaranteed

    Water Resistance: Meter Casing: 1 meter submersion for 30 minutes

    Weight: 335 g

     

    Probes specifications.

Specifications probes

CONDUCTIVITY

pH probes

Accuracy

TDS: 05% 1 digit

0.02 pH

Cable length

1 m

1 m

Diameter

16 mm

12 mm

Dimensions

16 mm x 200 mm

12 mm x 200 mm

Electrode type

4 poles -Graphite

Non-refillable solid gel

Filling solution

N/a

Non-refillable solid gel

Junction

n/a

Open

Material

Sensor body: Noryl

Sensor body: Epoxy

Parameter

Conductivity

pH

Probe type

Standard

Standard

Range

Cond: 0.01 usm/cm -200 mS/cm

2 –14 pH

Sensor material

EC:0.01us/cm(5 digits)

Epoxy

Sensor type

4-pole Graphite

Glass

Special feature

 

Wastewater and difficult samples

Temperature range

-10 -110 degree Celsius

0 -50 degree Celsius

Weight

 

 

 

Specifications for DO probe to be supplied together with Multimeter

 

Probe type: Luminescent dissolved oxygen (LDO) probe

Dissolved Oxygen range: 0.1 TO 20.0 MG/L

Dissolved oxygen accuracy: 0.1 mg/l for 0 to 8 mg/l

                                         0.2 mg/l for greater than 8 mg/l

Stabilization time: T90% at 10 seconds when stirred

Temperature resolution: ±0.1 degree Celsius

Temperature accuracy: ±0.3 degree Celsius

Operating Temperature: 0 to 50 degree Celsius

Dimensions (Rugged) Diameter: 46 mm

                                   Length: 223 mm

                                    Cable length: 5 meter

 

3     General Conditions

  1. No sub-contracting will be allowed.

  2. The Contractor must  have registered vehicles for collecting and transporting waste with Ekurhuleni Metropolitan Municipality waste management

  3. Contractor must be:

    3.1 Registered at Workman Compensation Commissioner and submit a letter of good standing.

    3.2 In compliance with terms and conditions of the OHS Act as well as COID Act and ensure that all conditions and requirements are adhered to at all times.

    4.    The Contractor takes full responsibility for the safety and health requirements of his/her employees and indemnifies Council and ERWAT from any claim whatsoever emanating from the operations.

    5.    The Contractor must submit proof of Public Indemnity Insurance and maintain it for the duration of the contract period. The Contractor further accepts full responsibility for damages, theft, injury, and death whatsoever caused to the general public or his employees during operations. The contractor will resolve all claims professionally and rapidly within one week.

    6.    The Contractor shall provide a written invoice to ERWAT in terms of work executed.

 

Quotation Requirements:

 

Work offered that DO NOT comply with the specifications will not be evaluated. The successful bidder must register on National Treasury’s Centralised Supplier Database (www.csd.gov.za). Quotation evaluation shall be performed on 80:20 principle (pricing and functionality 80% and BBBEE 20%)

 

 

 

PLEASE NOTE THAT FAILURE TO MEET ANY OR ALL OF THESE REQUIREMENTS WILL LEAD TO DISQUALIFICATION

 

  • Valid Original Tax Clearance Certificate

  • Copy of Latest Municipal Account (not older than three months from date of closing)

  • Declaration of Interest MBD 4.2 (Download form ERWAT website/Procurement/Service Provider Registration)

  • Valid BBB-EE Compliance Certificate

     

    NB: Bidders will not be allowed on any of the Erwat sites without the correct PPE gear.

 

GENERAL NOTES

Completed tenders / quotations must be in a sealed envelope clearly marked with contract number and description and to be hand delivered, in the TENDER BOX at the FOYER at ERWAT Head Office, Bapsfontein road, Kempton Park.  No e-mail or faxed bids/proposals shall be accepted.  Bids/Proposals that are not received on the specific time and date will be marked as late bids/proposals and such bids/proposals will, in terms of the Supply Chain Management Policy of ERWAT, not be considered by ERWAT as valid bids/proposals.

Complete quotation with supporting documents must be sealed and externally endorsed with CONTRACT NUMBER and marked DESCRIPTION and placed in the Bid Box identified “THURSDAY” at ERWAT Head Office, Bapsfontein Road, Kempton Park, not later than 12H00 on 08 MARCH 2018

 

 

Bid closing date: 2018-03-08
Compulsory site meeting: N/A

Contact Person:

RALPH TEME
Contact number: 063 038 3923
E-mail address:
Bid validity period: 7 Days
Physical address
where bid documents
can be collected:
ERWAT Head Office,
Hartebeestfontein Office Park,
R25, Norkem Park.
Day when Quotation is to be submitted to ERWAT Offices:
 

 

QUOTATION REQUIREMENTS

Work offered that DO NOT comply with the specifications will not be evaluated. The successful bidder must register on National Treasury’s Centralised Supplier Database.

PLEASE NOTE THAT FAILURE TO MEET ANY OR ALL OF THESE REQUIREMENTS WILL LEAD TO DISQUALIFICATION

  • Valid Certified copy or original BBBEE Compliance Certificate;
  • Valid Tax Clearance Pin issued by SARS on e-filing;
  • Copy of Latest Municipal Account (not older than three months from date of closing);
  • Declaration of Interest – MBD 4.2

NB: Bidders will not be allowed on any of the ERWAT sites without a work permit and the correct PPE gear.

GENERAL NOTES:

  • Request for Quotations must be submitted electronically to the following e-mail address: rfq@erwat.co.za
  • ERWAT reserves the right to not accept the lowest bid, to award the quote to more than one bidder, to award the quote in part or to not award it at all and bidders will have no claim of any kind in this regard.
  • The subject line must only contain the RFQ number and description, quotations that do not follow these conventions will not be considered.
  • Quotations that are not received on the specific date and time, will be marked as late responses and such quotations will, in terms of the Supply Chain Management Policy of ERWAT, not be considered by ERWAT as valid