R7254A-1005 Honeywell Power module Brand new

Lower Display

Prompt

Upper Display

Range of Setting or Selection

Parameter Definition

PID SETS

(continued)

2SP SW TWO SETS SP AUTOMATIC SWITCHOVER — when 

the setpoint is GREATER than the value set at prompt 

"SW VALUE" (Switchover Value), the recorder will use 

Gain, Rate, Reset, and Cycle.

· When the setpoint is LESS than the value set at 

prompt "SW VALUE," the recorder will use Gain #2, 

Rate #2, Reset #2, and Cycle #2.

· Other prompts affected: SW VALUE

SW VALUE –999.0 to 9999 AUTOMATIC SWITCHOVER VALUE —this is the value 

of process variable or setpoint at which the recorder will 

switch from Tuning Constant Set #2 to Set #1. Only 

appears when PID SETS selections “2PV SW” or “2SP 

SW” are selected.

SP SOURC SETPOINT SOURCE — this selection determines what 

your setpoint source will be; One local or Two local. 

Toggled by the “SETPOINT SELECT” key.

1LOCAL LOCAL SETPOINT — the setpoint entered from the 

keyboard or from the setpoint program.

REMOTE REMOTE SETPOINT — a signal is brought in through 

the second input printed circuit board connector J2 and 

used as the control setpoint. 

· If you select “REMOTE”, Input #2 is automatically 

assigned as your RSP source for CONTROL #1; 

there is no remote setpoint for CONTROL #2.

· Ratio and Bias can be applied to the remote setpoint. 

Mutually exclusive with 2 Local setpoints.

· Other prompts affected: RATIO, BIAS.

2LOCAL TWO LOCAL SETPOINTS — this selection lets you 

switch between two local setpoints. Mutually exclusive 

with Remote setpoint.

OUT2 Only for Loop 1— Setpoint is the output of Control Loop 

2.

RATIO –20.00 to 20.00 RATIO — used when input 2 operates as a remote 

setpoint, prompt "REMOTE." 

· This ratio value can be applied to the remote setpoint. 

It establishes the correct relationship between the 

remote setpoint and the input 2 signal applied 

according to the formula below (under Bias). 

· Input 2 must be enabled.