40 90 02-001 Returned Submittal SCADA BSPS - Garney Construction
40 90 02-001 Returned Submittal SCADA BSPS - Garney Construction
40 90 02-001 Returned Submittal SCADA BSPS - Garney Construction
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815 OFFICE PARK CIRCLE LEWISVILLE, TX 75057PHONE 972- 221- 4849 FAX 972- 420- 4842Deviations and ClarificationsClarifications:Section <strong>40</strong> <strong>90</strong> <strong>02</strong> Supervisory Control and Data Acquisition (<strong>SCADA</strong>) SystemSub-section 1.01 H2 a, b, c: Path Study for Radio Communications -Big SpringPump Station (BPS)Clarification: Path studies (physical and computer generated) will be submittedunder separate cover for all locations.Deviations:Section <strong>40</strong> <strong>90</strong> <strong>02</strong> Supervisory Control and Data Acquisition (<strong>SCADA</strong>) SystemSub-section 1.01 B5: Big Spring Pump Station (BPS)Specification: The PLC shall be connected to a ProSoft 2.4GHz radio viaRS232 cable.Submitted: PLC to radio connection via Ethernet.Justification: To enable power monitoring of electrical equipment ifdesired.Sub-section 1.01 C9b: Big Spring Pump Station (BPS)Specification: The antennas at Base 5 and Big Spring Pump Station shallbe Ubiquiti Air Grid M 5.8GHz 17”x24” antenna, noapproved equal.Submitted: ProSoft model number RadioLinx A2410NJ-DY.Justification: Per spec sub-sections 1.01 C5, 2.12 A, and to match radioand antenna wavelengths.Sub-section 2.08 D:Specification: Interposing relays contained in this cabinet shall be3PDT…Relays shall be Square D KU13M1P14 or approvedequal.Submitted: Phoenix Contact PLC relays.
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