Electrical specifications

Power supply
Power supply range	Nominal voltage: 12 V DC or 24 V DC Operating range: 6.5 to 36 V DC
Voltage withstand	Reverse polarity
Power supply drop-out immunity	0 V DC for 50 ms (coming from min. 6 V DC)
Power supply load dump protection	Load dump protected according to ISO16750-2 test A
Power consumption	5 W typical 12 W max.
RTC clock	Time and date backup

Supply voltage monitoring
Measuring range	0 V to 36 V DC Max. continuous operating voltage: 36 V DC
Resolution	0.1 V
Accuracy	±0.35 V

Supply voltage monitoring

Measuring range

0 V to 36 V DC

Max. continuous operating voltage: 36 V DC

Resolution

0.1 V

Accuracy

±0.35 V

Voltage measurement
Voltage range	Nominal range: 100 to 690 V phase-to-phase (above 2000 m derate to max. 480 V)
Voltage withstand	U_n +35 % continuously, U_n +45 % for 10 seconds Measuring range of nominal: 10 to 135 % Low range, nominal 100 to 260 V: 10 to 351 V AC phase-to-phase High range, nominal 261 to 690 V: 26 to 932 V AC phase-to-phase
Voltage accuracy	±1 % of nominal within 10 to 75 Hz +1/-4 % of nominal within 3.5 to 10 Hz
Frequency range	3.5 to 75 Hz
Frequency accuracy	±0.01 Hz within 60 to 135 % of nominal voltage ±0.05 Hz within 10 to 60 % of nominal voltage
Input impedance	4 MΩ/phase-to-ground, and 600 kΩ phase/neutral

Current measurement
Current range	Nominal: -/1 A and -/5 A Range: 2 to 300 %
Number of CT input	4
Max. measured current	3 A (-/1 A) 15 A (-/5 A)
Current withstand	7 A continuous 20 A for 10 seconds 40 A for 1 second
Current accuracy	From 10 to 75 Hz: ±1 % of nominal from 2 to 100% current ±1 % of measured current from 100 to 300 % current From 3.5 to 10 Hz: +1/-4 % of nominal from 2 to 100 % current +1/-4 % of measured current from 100 to 300 % current
Burden	Max. 0.5 VA

Power measurement
Accuracy power	±1 % of nominal within 35 to 75 Hz
Accuracy power factor	±1 % of nominal within 35 to 75 Hz

Digital inputs
Number of inputs	12 x digital inputs Negative switching
Maximum input voltage	+36 V DC with respect to plant supply negative
Minimum input voltage	-24 V DC with respect to plant supply negative
Current source (contact cleaning)	Initial 10 mA, continuous 2 mA

DC outputs
Number of 3 A outputs	2 x outputs 15 A DC inrush and 3 A continuous, supply voltage 0 to 36 V DC Endurance tested according to UL/ULC6200:2019 1.ed: 24 V, 3 A, 100000 cycles (with an external freewheeling diode)
Number of 0.5 A outputs	10 x outputs 2 A DC inrush and 0.5 A continuous, supply voltage 4.5 to 36 V DC
Common	12/24 V DC

DC outputs

Number of 3 A outputs

2 x outputs

15 A DC inrush and 3 A continuous, supply voltage 0 to 36 V DC

Endurance tested according to UL/ULC6200:2019 1.ed: 24 V, 3 A, 100000 cycles (with an external freewheeling diode)

Number of 0.5 A outputs

10 x outputs

2 A DC inrush and 0.5 A continuous, supply voltage 4.5 to 36 V DC

Common

12/24 V DC

Analogue inputs
Number of inputs	4 x analogue inputs
Electrical range	Configurable as: Negative switching digital input 0 V to 10 V sensor 4 mA to 20 mA sensor 0 Ω to 2.5 kΩ sensor
Accuracy	Current: Accuracy: ±20 uA ±1.00 % rdg Voltage: Range: 0 to 10 V DC Accuracy: ±20 mV ±1.00 % rdg RMI 2-wire LOW: Range: 0 to 800 Ω Accuracy: ±2 Ω ±1.00 % rdg RMI 2-wire HIGH: Range: 0 to 2500 Ω Accuracy: ±5 Ω ±1.00 % rdg

Display unit
Type	Graphical display screen (monochrome)
Resolution	240 x 128 pixels
Navigation	Five-key menu navigation
Log book	Data log and trending function
Language	Multi-language display