CHILLER PLANT SCADA HMI

ISA-style industrial P&ID • primary CHW header engine-bound • click CH module for diagnostics

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SIM

MAINT

UNAVAILABLE

Authority UNAVAILABLE

Redundancy UNAVAILABLE

CHWS — • CHWR — • ΔT — • — L/s

Evaporator Duty UNAVAILABLE

Scenario: UNAVAILABLE

Selected downstream demand · site telemetry unchanged

Current site plant authority · selected Hall A demand

Representative view · engine basis loading…

Capacity study · 4 × 10 MW IT

READ-ONLY PLANNING BASIS · not connected to current controls or telemetry

Primary CHWS — Primary CHWR — Secondary / condenser-water loop Run Standby Warning Alarm / Trip

UNAVAILABLE

Plant authority has not been established.

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doc-14 §4

Primary CHW Header engine-bound

CHWS

—

CHWR

—

ΔT

UNAVAILABLE

IT-reference Flow

—

Evaporator Duty

UNAVAILABLE

Header DP

UNAVAILABLE

Machine type

—

Specific power

—

Tower range

—

Design duty

—

CHW Flow Reconciliation engine

IT sensible reference

—

Plant-duty reference

—

Δ (plant − IT ref)

—

943.0 L/s is the engine's IT sensible-load reference. Current evaporator duty requires 982.3 L/s at the same ΔT; measured header flow remains unavailable.

Operator Controls

Units SI

Scenario Custom

Secondary loop SP —

DP SP UNAVAILABLE

Branch Ref SP (sim) UNAVAILABLE

Fault Loop

Authority UNAVAILABLE

Alarm Summary

Status UNAVAILABLE

First-out: UNAVAILABLE

Ack: UNAVAILABLE