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ET9420

96x96 mm, Selectable PT100 or Thermocouple Input, SSR and 2 Relay Outputs, PID Temperature Controller

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ET9420 Enda Product
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  • Double set point can be selected

  • Selectable sensor type (Pt-100, J, K, L, T, S, R)

  • PID control function with accurate self-tuning

  • Digital inputs can be assigned to 3 different feature

  • Function key can be assigned to 3 different feature

  • Soft-Start function

  • Selectable SSR or relay control output

  • Alarm2 or temperature control output can be programmed as C/A2 relay output

  • Alarm1 output or PID cooling output can be programmed

  • Selectable heating and cooling control

  • Offset feature for input

  • In the case of probe failure periodical running or relay state can be selected

  • Communication via RS-485 ModBus protocol

  • CE marked according to European Norms

Manuals

Downloads

Environmental Conditions
Ambient/Storage Temperature
0...+50 ºC / -25...+70 ºC
Relative Humidity
80% relative humidity for temperatures up to 31 °C, decreasing linearly to 50% at 40 °C
Protection Degree
According to EN 60529 Front panel: IP65, Rear panel: IP20
Height
Max. 2000m
Output
C/A2 Output
Relay: 250V AC, 8A (for resistive load), NO+NC selectable as control or Alarm2 output
A1 Output
Relay: 250V AC, 8A ( for resistive load), NO selectable Alarm1 and cooling control output
SSR Output
24V, 20mA
Life Expectancy
Mechanical 30.000.000 operations (under no load), Electrical 300.000 operations (2A at 250V AC, resistive load)
Housing
Mounting Method
Panel mounting
Dimensions
W96xH96xD50 mm
Weight
Approx. 400g (after packaging)
Enclosure Material
Self extinguishing plastics
Electrical Characteristics
Supply
90-250V AC 50/60Hz or 10-30V DC / 8-24V AC
Power Consumption
5VA
External Connections
Plug-in terminals
Scale
Pt-100 resistance thermometer -199.9...600.0 °C / -200...600 °C
Fe-Const (J) thermocouple -30...600 °C / -30.0...600.0 °C
NiCr-Ni (K) thermocouple -30...1300 °C / -30.0...-999.9 °C
Fe-CuNi (L) thermocouple -30...600 °C / -30.0...-600.0 °C
Cu-CuNi (T) thermocouple -30...400 °C / -30.0...-400.0 °C
Pt10Rh-Pt (S) thermocouple -40...1700 °C
Pt13Rh-Pt(R) thermocouple -40...1700 °C

Accuracy
±0.5% (of full scale) ±1 digit (thermocouple), ±0.2% (of full scale) ±1 digit (Pt-100 resistance thermometer)
Line Resistance
Max. 100ohm
Control
Control Type
Single set-point and alarm control
Control Algorithm
On-Off, P, PI, PD, PID (selectable)
A/D Converter
12 bit
Sampling Time
100ms
Proportional Band
Adjustable between 0% and 100%. If Pb=0%, On-Off control is selected
Control Period
Adjustable between 1 and 250s
Hysteresis
Adjustable between 1 and 50 °C/F
Output Power
The ratio of power at a set point can be adjusted between 0% and 100%
Environmental Conditions
Ambient/Storage Temperature
0...+50 ºC / -25...+70 ºC
Relative Humidity
80% relative humidity for temperatures up to 31 °C, decreasing linearly to 50% at 40 °C
Protection Degree
According to EN 60529 Front panel: IP65, Rear panel: IP20
Height
Max. 2000m
Electrical Characteristics
Supply
90-250V AC 50/60Hz or 10-30V DC / 8-24V AC
Power Consumption
5VA
External Connections
Plug-in terminals
Scale
Pt-100 resistance thermometer -199.9...600.0 °C / -200...600 °C
Fe-Const (J) thermocouple -30...600 °C / -30.0...600.0 °C
NiCr-Ni (K) thermocouple -30...1300 °C / -30.0...-999.9 °C
Fe-CuNi (L) thermocouple -30...600 °C / -30.0...-600.0 °C
Cu-CuNi (T) thermocouple -30...400 °C / -30.0...-400.0 °C
Pt10Rh-Pt (S) thermocouple -40...1700 °C
Pt13Rh-Pt(R) thermocouple -40...1700 °C

Accuracy
±0.5% (of full scale) ±1 digit (thermocouple), ±0.2% (of full scale) ±1 digit (Pt-100 resistance thermometer)
Line Resistance
Max. 100ohm
Output
C/A2 Output
Relay: 250V AC, 8A (for resistive load), NO+NC selectable as control or Alarm2 output
A1 Output
Relay: 250V AC, 8A ( for resistive load), NO selectable Alarm1 and cooling control output
SSR Output
24V, 20mA
Life Expectancy
Mechanical 30.000.000 operations (under no load), Electrical 300.000 operations (2A at 250V AC, resistive load)
Control
Control Type
Single set-point and alarm control
Control Algorithm
On-Off, P, PI, PD, PID (selectable)
A/D Converter
12 bit
Sampling Time
100ms
Proportional Band
Adjustable between 0% and 100%. If Pb=0%, On-Off control is selected
Control Period
Adjustable between 1 and 250s
Hysteresis
Adjustable between 1 and 50 °C/F
Output Power
The ratio of power at a set point can be adjusted between 0% and 100%
Housing
Mounting Method
Panel mounting
Dimensions
W96xH96xD50 mm
Weight
Approx. 400g (after packaging)
Enclosure Material
Self extinguishing plastics