Configuration; Pt100 Trip Temperature - Control Techniques Emerson Digistart CS Guide D'utilisation

4.1

Configuration

Figure 4-3 Adjustment switches
Changes to the settings take effect immediately.
Low pressure enable delay
Low pressure trip delay
High pressure trip delay
Low water trip delay

PT100 trip temperature

A: Low pressure input logic
B: High pressure input logic
C: Low water input logic
1
Input is active when the motor reaches full voltage.
4.2 PT100 trip temperature
The PT100 input will trip the module when resistance exceeds the following values:
Table 4-1 PT100 trip temperatures
Temperature 40 °C
116 Ω
Resistance (±1Ω)
Typical application
Trip temperatures of 100 °C to 175 °C are 5 °C below the corresponding motor insulation class.
6
Setting
50 °C 75 °C
119 Ω 125 Ω
Submersible pump
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Active
Delay between the soft starter entering run state and
1
the module starting to monitor the low pressure input
Run
(minutes).
1
Run
1
Run Delay between the input activating and the selected trip
action (seconds).
Always
The module will trip the soft starter within 2 seconds of
the PT100 temperature reaching the selected level.
Always
N/O: open = healthy, closed = tripped
N/C: closed = healthy, open = tripped
100 °C 115 °C 125 °C
138 Ω 145 Ω 149 Ω
Class A Class E Class B
motor motor motor
Details
150 °C 175 °C
159 Ω 169 Ω
Machine or Machine or
Class F Class H
motor motor
Pump Application Module User Guide
250 °C
198 Ω
Machine
Issue 1