Lou Pagano Director

Purchasing and Materials Management Division City Hall, 18th Floor, West Tower 100 Queen Street West Toronto, Ontario M5H 2N2

Victor Tryl, Manager Professional Services

November 23, 2011 posted in pdf (15 pages)

ADDENDUM NO. 2

Request for Proposal No. 9117-11-7274 FOR: Professional Engineering Services associated with the

PLC Platform Migration & Upgrades in Water Treatment & Supply facilities. CLOSING: 12:00 NOON (LOCAL TIME), December 12, 2011. (Revised)

Please refer to the above Request for Proposal (RFP) document in your possession and be advised of the following:

I. CHANGE A2-1 Closing has been extended from November 28, 2011until 12:00 Noon (Local Time), December

12, 2011

II. QUESTIONS & RESPONSES A2-2 Question 1 How many SCADA servers and how many iClients are installed and must be updated? Response There are 40 Servers and approximately 50 iClients. SCADA Architecture drawings for all facilities are attached for reference. A2-3 Question 2 Section 3.0.1 item b (ii) refers to 'micro PLC's'. What are these, and how many micro PLC's are part of this project? Response Please see attached spreadsheet for descriptions and device quantities. A2-4 Question 3 Appendix E includes the new PLC's part of the Milliken PS and Reservoir expansion, but new PLC's for the Dufferin Reservoir expansion are missing? Response A layout sketch of the PLC's installed under the Dufferin Reservior expansion has been attached for reference.

1 of 15

Note: Another addendum will be issued in the next few days to answer the balance of the questions asked up to the closing date of questions which was November 22, 2011.

Should you have any questions regarding this addendum contact Kay Humphrey at 416-392-7326 or by email khumphre@toronto.ca. Please attach this addendum to your RFP document and be governed accordingly. Proponents must acknowledge receipt of all addenda in their Proposal in the space provided on the Proposal Submission Form as per Appendix B, Section 4 - Addenda of the RFP document. All other aspects of the RFP remain the same. Victor Tryl, P. Eng. Manager Professional Services

2 of 15

FACILITIES SCADA ARCHITECTURE DRAWINGS

3 of 15

R.L. CLARK (FCL) SCADA ARCHITECTURE DRAWING

4 of 15

5 of 15

F.C. HARRIS (FHA) SCADA ARCHITECTURE DRAWING

6 of 15

7 of 15

F.J. HORGAN (FHO) SCADA ARCHITECTURE DRAWING

8 of 15

9 of 15

ISLAND WTP (FIS) SCADA ARCHITECTURE DRAWING

10 of 15

11 of 15

WATER SUPPLY (WTR) SCADA ARCHITECTURE DRAWING

12 of 15

REVISIONSNo. DATE INITIAL SIGNED

DRAFTING:

TORONTO WATEROPERATIONAL SUPPORT

LOU DI GIRONIMO

TORONTO WATERGENERAL MANAGER,

DATE:

DESIGN:

SCALE: DRAWINGNUMBER:

CHECK:

DIRECTOR,OPERATIONAL SUPPORT

ALEX MARICH

UPDATED AS IT IS 0 OCT 2011

WaterJIM HARNUM

WATER TREATMENT AND SUPPLYDIRECTOR, WATER SUPPLY

WATER SUPPLYSCADA NETWORK ARCHITECTURE

NETWORK ARCHITECTURE

N.T.S.

13 of 15

DUFFERIN RESERVOIR

WTR-RDF-RPU-0001 / RPU-0002

CURRENT 90-30 RPU MODULE LAYOUT (RPU-0001)

Rack 0 IC693CHS391

SLOT 01 SLOT 02 SLOT 03 SLOT 04 SLOT 05 SLOT 06 SLOT 07 SLOT 08 SLOT 09 SLOT 10

POWER SUPPLY

IC693PWR330CPU IC693CPU364

COMM ITERFACE

IC693CMM311

DI MODULE

IC693MDL240

DI MODULE

IC693MDL240

DO MODULE

IC693MDL940

AI MODULE

IC693ALG223EXPANSION

RX3I RPU MODULE LAYOUT

Rack 0 IC695CHS012

SLOT 00 SLOT 01 SLOT 02 SLOT 03 SLOT 04 SLOT 05 SLOT 06 SLOT 07 SLOT 08 SLOT 09 SLOT 10 SLOT 11

CPU

IC695CPE305

DI MODULE

IC693MDL240

DI MODULE

IC693MDL240

DO MODULE

IC693MDL940

AI MODULE

IC693ALG223EXPANSION

CURRENT 90-30 RPU MODULE LAYOUT (RPU-0002)

Rack 0 IC693CHS391

SLOT 01 SLOT 02 SLOT 03 SLOT 04 SLOT 05 SLOT 06 SLOT 07 SLOT 08 SLOT 09 SLOT 10

POWER SUPPLY

IC693PWR331CPU IC693CPU374

COMM ITERFACE

IC693CMM311

DI MODULE

IC693MDL240

DI MODULE

IC693MDL240

DO MODULE

IC693MDL940

AI MODULE

IC693ALG223EXPANSION

RX3I RPU MODULE LAYOUT

Rack 0 IC695CHS012

SLOT 00 SLOT 01 SLOT 02 SLOT 03 SLOT 04 SLOT 05 SLOT 06 SLOT 07 SLOT 08 SLOT 09 SLOT 10 SLOT 11

CPU

IC695CPE305

DI MODULE

IC693MDL240

DI MODULE

IC693MDL240

DO MODULE

IC693MDL940

AI MODULE

IC693ALG223EXPANSION

POWER SUPPLY

IC695PSA040

Notes:

1. Communication interface module with OIT (IC693CMM311) to be removed. Use serial port on the new CPU for the communication with OIT. Connect and make program changes accordingly.

POWER SUPPLY

IC695PSA040

Notes:

1. Communication interface module with OIT (IC693CMM311) to be removed. Use serial port on the new CPU for the communication with OIT. Connect and make program changes accordingly.

Page 1 of 114 of 15

WATER TREATMENT PLANTS MICRO PLC LIST

Plant RPU Number Manufactur

e

Model Description Location

FCL FCL-BW-RPU-0001 Koyo Direct Logic 06 Backwash Tank Level Selector FCL-SPC-RPU-1221FCL FCL-FLT-RPU-0001 Koyo Direct Logic 06 Filter Water Flow Summator FCL-SPC-RPU-1521FCL FCL-ALM-RPU-0001 Koyo Direct Logic 06 Standby Alum Pump FCL-SPC-RPU-1721FCL FCL-FLO-RPU-0001 Koyo Direct Logic 06 Coagulated Water Flow Summator FCL-SPC-RPU-1724FCL FCL-TRW-RPU-0001 Koyo Direct Logic 06 Treated Water Flow Summator FCL-TRW-CP-0002 FCL FCL-RW-RPU-0001 Koyo Direct Logic 06 Raw Water Flow Summator FCL-SPC-RPU-1823FIS FIS-FLT-RPU-0001 Koyo Direct Logic 06 Filter Water Flow Summator FIS-SPC-RPU-1223FHA FHA-RW-RPU-0001 Koyo Direct Logic 06 Raw Water Flow Summator FHA-SPC-RPU-1221FHA FHA-FLT-RPU-0001 Koyo Direct Logic 06 Filtered Water Flow Summator Control Room CBPFHA FHA-ALM-RPU-0001 Koyo Direct Logic 06 East or West RW Flow Signal Selector for Alum Pump #1 FHA-ALM-CP-0101 (Pump #0101 Panel)FHA FHA-ALM-RPU-0002 Koyo Direct Logic 06 East or West RW Flow Signal Selector for Alum Pump #2 FHA-ALM-CP-0201 (Pump #0201 Panel)FHA FHA-ALM-RPU-0003 Koyo Direct Logic 06 East or West RW Flow Signal Selector for Alum Pump #3 FHA-ALM-CP-0301 (Pump #0301 Panel)FHA FHA-TRW-RPU-0001 Koyo Direct Logic 06 Treated Water Flow Summator FHA-SPC-RPU-1224FHO FHO-FLT-RPU-0001 Koyo Direct Logic 06 Filtered Water Flow Summator FHO-SPC-RPU-1721FHO FHO-ALM-RPU-0001 Koyo Direct Logic 06 Standby Alum Pump Signal Selector FHO-ALM-CP-0501 (Pump #0501 Panel)FHO FHO-PCL-RPU-0001 Koyo Direct Logic 06 Standby PACL Pump Signal Selector FHO-PCL-CP-0701 (Pump #0701 Panel)FHO FHO-POL-RPU-0001 Koyo Direct Logic 06 Standby Polimer Pump Signal Selector FHO-POL-CP-0701 (Pump #0701 Panel)FHO FHO-SPC-RPU-0001 Koyo Direct Logic 06 Raw Water and Treated Water Flow Summators Control Room CBP

15 of 15