EPA242
77x35 mm, Ammeter with Optional Inputs and Outputs
4 digits display
Easy to use with front panel keypad
5A/60 mV, CT20/30 current transformer/60mV or 1A input
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
0/4-20mA, 0-10V or 1-5V output selection (Only "A" type output devices)
Key lock feature
CT20/30 current transformer (order separately)
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 IP20
Height
Max. 2000m
Outputs
Alarm Output
Relay: 250V AC, 8A (for resistive load), NO+NC
Analog Output
0-20mA DC, 4-20mA DC, 0-10V DC or 1-5V DC selection (load resistance for current outputs are max. 500ohm)
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
7VA
External Connections
Screw-terminals
Scale
AC and RMS:
Input type 5A/60mV: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is 0...5A
Input type CT20/30 or 60mV:
If itYP=Ct20, input range is 0...300A (specified by turn parameter)
For example: If turn=1, scale is 0...300A
itYP=Ct30, input range is 0...120A (specified by tUrn parameter)
For example: If turn=1, scale is 0...120A
Input type 1A: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=1, scale is 0...1A
DC:
Input type 5A/60mV: -999...9999A (specified by c.t.r.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type CT20/30/60mV :
DC Measurement can not be performed by using current transformer
If itYP=SHnt, input range is -999..9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type 1A : -999...9999A (specified by c.t.r.r parameter)
For example: c.tr.r=1 için scale -1...1A
Input type 5A/60mV: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is 0...5A
Input type CT20/30 or 60mV:
If itYP=Ct20, input range is 0...300A (specified by turn parameter)
For example: If turn=1, scale is 0...300A
itYP=Ct30, input range is 0...120A (specified by tUrn parameter)
For example: If turn=1, scale is 0...120A
Input type 1A: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=1, scale is 0...1A
DC:
Input type 5A/60mV: -999...9999A (specified by c.t.r.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type CT20/30/60mV :
DC Measurement can not be performed by using current transformer
If itYP=SHnt, input range is -999..9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type 1A : -999...9999A (specified by c.t.r.r parameter)
For example: c.tr.r=1 için scale -1...1A
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
Input type 60mV: -60mV...60mV (device may be damaged at 50V and above voltages)
Input type 1A: -1A...1A (device may be damaged at 2A and above currents)
Input type 5A: -5A...5A (device may be damaged at 10A and above currents)
Input type CT20/30 : 0...150mA
Input type 1A: -1A...1A (device may be damaged at 2A and above currents)
Input type 5A: -5A...5A (device may be damaged at 10A and above currents)
Input type CT20/30 : 0...150mA
Input Impedance
Input type 60mV: 20kohm
Input type 1A: 90mohm
Input type 5A: 12mohm
Input type CT20/30: 600mohm
Input type 1A: 90mohm
Input type 5A: 12mohm
Input type CT20/30: 600mohm
Frequency Range
DC, 20Hz - 70Hz
Housing
Mounting Method
Panel mounting
Dimensions
W77xH35xD61 mm
Weight
Approx. 250g (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 IP20
Height
Max. 2000m
Electrical Characteristics
Supply
90-250V AC 50/60Hz or 10-30V DC / 8-24V AC 50/60Hz
Power consumption
7VA
External Connections
Screw-terminals
Scale
AC and RMS:
Input type 5A/60mV: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is 0...5A
Input type CT20/30 or 60mV:
If itYP=Ct20, input range is 0...300A (specified by turn parameter)
For example: If turn=1, scale is 0...300A
itYP=Ct30, input range is 0...120A (specified by tUrn parameter)
For example: If turn=1, scale is 0...120A
Input type 1A: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=1, scale is 0...1A
DC:
Input type 5A/60mV: -999...9999A (specified by c.t.r.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type CT20/30/60mV :
DC Measurement can not be performed by using current transformer
If itYP=SHnt, input range is -999..9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type 1A : -999...9999A (specified by c.t.r.r parameter)
For example: c.tr.r=1 için scale -1...1A
Input type 5A/60mV: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is 0...5A
Input type CT20/30 or 60mV:
If itYP=Ct20, input range is 0...300A (specified by turn parameter)
For example: If turn=1, scale is 0...300A
itYP=Ct30, input range is 0...120A (specified by tUrn parameter)
For example: If turn=1, scale is 0...120A
Input type 1A: 0...9999A (specified by c.tr.r parameter)
For example: If c.tr.r=1, scale is 0...1A
DC:
Input type 5A/60mV: -999...9999A (specified by c.t.r.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type CT20/30/60mV :
DC Measurement can not be performed by using current transformer
If itYP=SHnt, input range is -999..9999A (specified by c.tr.r parameter)
For example: If c.tr.r=5, scale is -5...5A
Input type 1A : -999...9999A (specified by c.t.r.r parameter)
For example: c.tr.r=1 için scale -1...1A
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
Input type 60mV: -60mV...60mV (device may be damaged at 50V and above voltages)
Input type 1A: -1A...1A (device may be damaged at 2A and above currents)
Input type 5A: -5A...5A (device may be damaged at 10A and above currents)
Input type CT20/30 : 0...150mA
Input type 1A: -1A...1A (device may be damaged at 2A and above currents)
Input type 5A: -5A...5A (device may be damaged at 10A and above currents)
Input type CT20/30 : 0...150mA
Input Impedance
Input type 60mV: 20kohm
Input type 1A: 90mohm
Input type 5A: 12mohm
Input type CT20/30: 600mohm
Input type 1A: 90mohm
Input type 5A: 12mohm
Input type CT20/30: 600mohm
Frequency Range
DC, 20Hz - 70Hz
Outputs
Alarm Output
Relay: 250V AC, 8A (for resistive load), NO+NC
Analog Output
0-20mA DC, 4-20mA DC, 0-10V DC or 1-5V DC selection (load resistance for current outputs are max. 500ohm)
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
W77xH35xD61 mm
Weight
Approx. 250g (after packaging)
Enclosure Material
Self extinguishing plastics