EPA742
72x72 mm, Ammeter with Optional Inputs and Outputs
4 digits display
Easy to use with front panel keypad
Can be used with current transformer or shunt
Programmable scale between 5A and 9999A
Multifunctional alarm output for upper and lower limits (order option)
Communication feature via isolated RS485, using ModBus RTU protocol (order option)
Measuring type can be selected as AC, DC or true RMS
Key lock feature
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
Outputs
Alarm Output
Relay: 250V AC, 8A (for resistive load), NO
Life Expectancy
Mechanical 30.000.000 operations (under no load), Electrical 100.000 operations (8A at 250V AC, resistive load)
Electrical Characteristics
Supply
90-250V AC 50/60Hz or 10-30V DC / 8-24V AC 50/60Hz
Power Consumption
5VA
External Connections
Plug-in terminals
Scale
AC and RMS: 0...9999A (specified by c.t.r.r parameter
For example: Scale is 0...5A for c.t.r.r=5.00)
DC: -999...9999A (specified by c.t.r.r parameter
For example: Scale is -5...5A for c.t.r.r=5.00)
For example: Scale is 0...5A for c.t.r.r=5.00)
DC: -999...9999A (specified by c.t.r.r parameter
For example: Scale is -5...5A for c.t.r.r=5.00)
Sensitivity
0.002A x c.t.r.r (for example, 0.01A for c.t.r.r=5)
Accuracy
AC: ±1%(of full scale) (±2% for square wave form)
DC: ±1% (of full scale)
RMS: ±1% (of full scale) (±2% for square wave form)
DC: ±1% (of full scale)
RMS: ±1% (of full scale) (±2% for square wave form)
Input Range
-5...5A (device may be damaged at 10A and above currents)
-60...60mV (device may be damaged at 50V and above voltages)
-60...60mV (device may be damaged at 50V and above voltages)
Input Impedance
Current transformer: 12mohm
Shunt: 40kohm
Shunt: 40kohm
Frequency Range
DC, 10Hz - 200Hz (10Hz-70Hz For square wave form)
Housing
Mounting Method
Panel mounting
Dimensions
W72xH72xD97 mm
Weight
Approx. 350g (after packaging)
Enclosure Material
Self extinguishing plastics
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 50/60Hz
Power Consumption
5VA
External Connections
Plug-in terminals
Scale
AC and RMS: 0...9999A (specified by c.t.r.r parameter
For example: Scale is 0...5A for c.t.r.r=5.00)
DC: -999...9999A (specified by c.t.r.r parameter
For example: Scale is -5...5A for c.t.r.r=5.00)
For example: Scale is 0...5A for c.t.r.r=5.00)
DC: -999...9999A (specified by c.t.r.r parameter
For example: Scale is -5...5A for c.t.r.r=5.00)
Sensitivity
0.002A x c.t.r.r (for example, 0.01A for c.t.r.r=5)
Accuracy
AC: ±1%(of full scale) (±2% for square wave form)
DC: ±1% (of full scale)
RMS: ±1% (of full scale) (±2% for square wave form)
DC: ±1% (of full scale)
RMS: ±1% (of full scale) (±2% for square wave form)
Input Range
-5...5A (device may be damaged at 10A and above currents)
-60...60mV (device may be damaged at 50V and above voltages)
-60...60mV (device may be damaged at 50V and above voltages)
Input Impedance
Current transformer: 12mohm
Shunt: 40kohm
Shunt: 40kohm
Frequency Range
DC, 10Hz - 200Hz (10Hz-70Hz For square wave form)
Outputs
Alarm Output
Relay: 250V AC, 8A (for resistive load), NO
Life Expectancy
Mechanical 30.000.000 operations (under no load), Electrical 100.000 operations (8A at 250V AC, resistive load)
Housing
Mounting Method
Panel mounting
Dimensions
W72xH72xD97 mm
Weight
Approx. 350g (after packaging)
Enclosure Material
Self extinguishing plastics