Carrier PC211 specifications Normal Run with Reset, Temperature, or Demand

Models: PC211

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Table 10H — Normal Run with Reset, Temperature, or Demand

Primary Message

Secondary Message

Probable Cause/Remedy

 

 

 

Running — Reset Active

4-20MA Signal

 

 

 

 

Running — Reset Active

Remote Sensor Control

Reset program active based upon Config table

 

 

setup.

Running — Reset Active

CHW Temp Difference

 

 

 

 

Running — Temp

Leaving Chilled Water

Default method of temperature control.

Control

 

 

 

 

 

Running — Temp

Entering Chilled Water

ECW control activated on Config table.

Control

 

 

 

 

 

Running — Temp

Temperature Ramp Loading

Ramp loading in effect. Use Service1 table to

Control

 

modify.

 

 

 

Running — Demand

By Demand Ramp Loading

Ramp loading in effect. Use Service1 table to

Limited

 

modify.

 

 

 

Running — Demand

By Local Demand Setpoint

Demand limit setpoint is < actual demand.

Limited

 

 

 

 

 

Running — Demand

By 4-20MA Signal

 

Limited

 

Demand limit is active based on Config table

 

 

Running — Demand

By CCN Signal

setup.

Limited

 

 

 

 

 

Running — Demand

By LoadShed/Redline

 

Limited

 

 

 

 

 

Running — Temp

Hot Gas Bypass

Hot Gas Bypass is energized. See Surge Preven-

Control

 

tion in the Control section.

 

 

 

Running — Demand

By Local Signal

Active demand limit manually overridden or

Limited

 

Status01 table.

 

 

 

Running — Temp

Ice Build Mode

Machine is running under Ice Build temperature

Control

 

control.

 

 

 

Page 291
Image 291
Carrier PC211 specifications Normal Run with Reset, Temperature, or Demand