Article number | 7KM3133-0BA00-3AA0 | 7KM3120-0BA01-1DA0 | |
SENTRON, measuring device, 7KM PAC3100, LCD, L-L: 480 V, L-N: 277 V, 3-phase, Modbus RTU, active/reactive energy, class 1 acc. to IEC 61557-12 & 62053- 21, wide-range power sup. unit AC/DC, screw terminals | SENTRON PAC3120 LCD 96X96 mm Power Monitoring Device Controll panel instrument for electrical values protocol: Modbus RTU with graphics display U rated input: 690/400V 45-65Hz IE rated input: X/1A oder X/5A AC Power supply: 100 ... 250 V +-10 % AC/DC screw connections | ||
Model | |||
product brand name | SENTRON | SENTRON | |
product designation | multimeter | ||
design of the product | basic | ||
product type designation | 7KM PAC3120 | ||
Measurements | |||
measuring procedure | |||
● for voltage measurement | TRMS | TRMS | |
● for current measurement | TRMS | TRMS | |
type of measured value detection | complete | complete | |
voltage curve | Sinusoidal or distorted | Sinusoidal or distorted | |
measurable line frequency | |||
● initial value | 45 Hz | 45 Hz | |
● full-scale value | 65 Hz | 65 Hz | |
operating mode for measured value detection automatic line frequency detection | Yes | Yes | |
operating mode for measured value detection | |||
● set at 50 Hz | No | No | |
● set to 60 Hz | No | No | |
Supply voltage | |||
design of the power supply | Wide-range power supply | Wide-range power supply | |
type of voltage of the supply voltage | AC/DC | AC/DC | |
supply voltage at AC | 100 ... 240 V | 100 ... 250 V | |
supply voltage at DC | 110 ... 250 V | 100 ... 250 V | |
Degree of protection protection class | |||
protection class IP on the front | IP65 | IP65 | |
operating resource protection class when installed | II | ||
Suitability | |||
suitability for operation | Installation in stationary panels in closed rooms | Installation in stationary panels in closed rooms | |
Product Functions | |||
product function | |||
● voltage measurement | Yes | Yes | |
● current measurement | Yes | Yes | |
● active power measurement | Yes | Yes | |
● reactive power measurement | Yes | Yes | |
● frequency measurement | Yes | Yes | |
Display and operation | |||
design of the display | LCD | LCD | |
height of the display | 54 mm | 54 mm | |
width of the display | 72 mm | 72 mm | |
color of the background of the display | white | white | |
illuminance of display backlight adjustable | No | No | |
time-controlled reduction of the illuminance of display backlight possible | Yes | Yes | |
display contrast adjustable | Yes | Yes | |
national language on the display screen is supported | ger, en, fr, spa, ita, por, tur, chi | de, en, fr, spa, ita, por, tur, chi, pol | |
number of keys | 4 | 4 | |
Communication | |||
transfer rate minimum | 4.8 kbit/s | 4.8 kbit/s | |
transfer rate maximum | 38.4 kbit/s | 115.2 kbit/s | |
Fault limits | |||
reference condition for metering accuracy | according to IEC61557-12 (K55) | In accordance with IEC61557-12, IEC62053-22 and IEC62053-23 | |
formula for relative total measurement inaccuracy | |||
● for measured variable voltage | +/- 1.0 % | +/- 0.2 % | |
● for measured variable current | +/- 1.0 % | +/- 0.2 % | |
● for measured variable active power | +/- 1 % | +/- 0.5 % | |
● for measured variable reactive power | +/- 3 % | +/- 1 % | |
● for measured variable output factor | +/- 1 % | +/- 0,5 % | |
● for measured variable active energy | Class 1 according to IEC 61557-12 and IEC62053-21 | Cl. 0.5 acc. to... IEC62053-22 | |
● for measured variable reactive energy | Class 3 according to IEC61557-12 and IEC62053-23 | Class 2 according to IEC61557-12 and/or IEC62053-23 | |
Inputs Outputs | |||
number of digital inputs | 2 | 2 | |
design of the switching input | Self-supplied | ||
type of electrical connection at the digital inputs | screw-type terminals | screw-type terminals | |
operating conditions for digital inputs external voltage supply | No | Yes | |
input voltage at digital input at DC maximum | 30 V | 30 V | |
input current at digital input | |||
● initial value for signal<1>-recognition | 2.5 mA | 7 mA | |
● full-scale value for signal<0> recognition | 0.5 mA | ||
number of digital outputs | 2 | 2 | |
type of switching output | bidirectional | bidirectional | |
digital output version | switching or pulse output function | switching or pulse output function | |
operating voltage as output voltage at DC maximum permissible | 30 V | 30 V | |
type of electrical connection at the digital outputs | screw-type terminals | screw-type terminals | |
output current | |||
● at digital output with signal <0> maximum | 0.2 mA | ||
● at digital output for signal <1> maximum | 27 mA | ||
● at the digital outputs at DC limited to 100 ms maximum | 130 mA | 130 mA | |
internal resistance at the digital outputs | 55 Ω | 55 Ω | |
standard for pulse emitter | according to IEC62053-31 | according to IEC62053-31 | |
pulse duration | |||
● initial value | 30 ms | 30 ms | |
● full-scale value | 500 ms | 500 ms | |
adjustable time period minimum | 10 ms | 10 ms | |
switching frequency at digital output maximum | 17 Hz | 17 Hz | |
property of the output short-circuit proof | Yes | Yes | |
measuring category for digital signals | CATI | ||
Measuring inputs | |||
measurable supply voltage between (PE)N and L at AC maximum rated value | 277 V | 400 V | |
measurable supply voltage between (PE)N and L at AC | |||
● minimum | 11.5 V | 11.5 V | |
● maximum | 277 V | 480 V | |
measurable supply voltage between the line conductors at AC maximum rated value | 480 V | 690 V | |
measurable supply voltage between the line conductors at AC | |||
● minimum | 20 V | ||
● maximum | 480 V | ||
voltage measuring range extension with external voltage transformers | yes | yes | |
line conductors and neutral conductors internal resistance for voltage measurement | 0.84 MΩ | 1.5 MΩ | |
measuring category for voltage measurement | CAT III | CAT III | |
measurable current | |||
● 1 at AC rated value | 5 A | 1 A | |
● 2 at AC rated value | 5 A | ||
relative measurable current at AC | |||
● minimum | 0.2 % | 1 % | |
● maximum | 120 % | 100 % | |
current measuring range extension with external current transformers | Yes | Yes | |
zero point suppression for current measurement | 10 mA | 0 ... 10 % | |
● for neutral conductor current | 45 mA | ||
apparent power consumption for current measurement | |||
● with measuring range 5 A per phase | 0.5 VA | 0.3 VA | |
measuring category for current measurement | CATIII | CATIII | |
Connections | |||
type of connectable conductor cross-sections | |||
● at the measurement inputs for voltage solid | 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²) | ||
● at the measurement inputs for voltage finely stranded with core end processing | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) | ||
● at the measurement inputs for voltage for AWG cables solid | 2x 20 to 14 | ||
● at the measurement inputs for current solid | 1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²) | ||
● at the measurement inputs for current finely stranded with core end processing | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²) | ||
● at the measurement inputs for current for AWG cables solid | 2x 20 to 14 | ||
type of electrical connection | |||
● at the measurement inputs for voltage | screw-type terminals | screw-type terminals | |
● at the measurement inputs for current | screw-type terminals | screw-type terminals | |
Mechanical Design | |||
fastening method standard rail mounting | No | ||
size of Power Monitoring Device | size 96 | size 96 | |
height | 96 mm | 96 mm | |
width | 96 mm | 96 mm | |
depth | 56 mm | 56 mm | |
installation depth | 51 mm | 51 mm | |
net weight | 469 g | 325 g | |
mounting position | vertical | vertical | |
Environmental conditions | |||
ambient temperature during operation | |||
● minimum | -10 °C | -25 °C | |
● maximum | 55 °C | 55 °C | |
ambient temperature during storage | |||
● minimum | -25 °C | -25 °C | |
● maximum | 70 °C | 70 °C | |
relative humidity at 25 °C without condensation during operation maximum | 95 % | 75 % | |
installation altitude at height above sea level maximum | 2 000 m | 2 000 m | |
degree of pollution | 2 | 2 | |
Certificates | |||
certificate of suitability as EC Declaration of Conformity | IEC 61010-1: 2001 (2nd Ed.) with Corr. 1, EN 61010-1: 2001 (2nd Ed.) and DIN EN 61010-1:2002 with "Berichtigung 1" | yes | |
reference code according to EN 61346-2 | P | ||
Approvals Certificates | |||
General Product Approval | |||
Metrological Approval | Yes | Yes | |
EU declaration of conformity | Yes | Yes | |
Confirmation | Yes | Yes | |
UL | Yes | Yes | |
EAC | Yes | Yes | |
EMV | |||
RCM | Yes | Yes | |
RCM | Yes | Yes | |
other | |||
Confirmation | Yes | Yes | |
Miscellaneous | Yes | Yes | |
Environment | |||
Environmental Confirmations | Yes | Yes | |
Further information | |||
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last modified: | 9/3/2023 | ||
Date 2/1/2024 |
Subject to change without notice © Copyright Siemens 2024 |