Engine Temperature Limit Setup

Engine Temperature Limit Setup 

Engine Temp Limit

The Engine Temp Limit will become active then Engine Temperature exceeds this value.

Limit Hysteresis

Engine Temperature must return to the (Limit Value - Hysteresis Value) for the “Recovery Hold Time” entered before the Limit is switched OFF.

Engine Speed Limit

Engine speed limit applied when limit is active

Control Range (-/+)

Engine Speed Limit control range in RPM when limit is active

Minimum %Cut Clamp

Percentage cut applied to the engine at the start of the control range.

The cut type is defined in the Function Output.

Maximum %Cut Clamp

Percentage cut applied to the engine at the end of the control range 

The cut type is defined in the Function Output.

Post Start Lockout

Will prevent the limit operating during crank and for a time after the engine has started.

Limit Recovery Mode

Controls the limit exit strategy.

Mode 0: Engine Temp < (Target Limit - Hysteresis) for the specified Hold Time.

Mode 1: Engine Temp < Target Limit - Hysteresis) for the specified Hold Time.

AND       Engine Speed must have reached the Engine Speed Limit.

0: Mode 0

1: Mode 1

Limit Recovery Hold Time

When the Engine Protection limit is activated a time delay can be applied before the engine can recover.  

This to prevent premature engine recovery from an Engine Protection event.

Limit Recovery Cut Time

Allow the cut to be progressively removed from the engine.

User Lockout

Allows the user to Lockout the Limit.

When the selected User Channel is ON a Limit request will still be generated but the engine will not be limited. ie %Cut will be zero.

Used for situations when you want to generate a Limit Request but not actually limit/cut the engine.

0: OFF

1: User Channel 1

2: User Channel 2

3: User Channel 3

4: User Channel 4

5: User Channel 5

6: User Channel 6

7: User Channel 7

8: User Channel 8

9: User Channel 9

10: User Channel 10