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| Main Products: |
Siemens industrial automation products Siemens PLC inverter low-voltage contactor miniature circuit breaker |
| Contacts: | Huang TingChat |
| Mobile: | 86-13811814778 |
| E-mail: | ht@gongboshi.com |
| WeChat: | 13522565663 |
| Address: | Room 401, Floor 4, Building 3, No. 4, Dongtucheng Road, Chaoyang District, Beijing,Chaoyang District,BeiJing City,Beijing Province |
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SIMATIC S7-1200, analog input, SM 1238 Energy Meter 480V AC, electric table module, used for data acquisition, in 1 and 3 phase grid (TN,TT) to 480V AC; Current range: 1A,5A; collect voltage, current, phase angle, power, energy value, frequency; Channel diagnosis | |
| general information | ||
| product Type mark | SM 1238,AI meter 480 VAC | |
| firmware version | V2.0 | |
| product Features | ||
| ● voltage measurement | yes | |
| -Transformer | yes | |
| ● current measurement | yes | |
| -No current transformer | no | |
| -Current Transformer | yes | |
| ● Energy Measurement | yes | |
| ● frequency measurement | yes | |
| ● power measurement | yes | |
| ● active power measurement | yes | |
| ● reactive power measurement | yes | |
| ● I & M data | yes; I & M 0 | |
| ● clock synchronization mode | no | |
| with package | ||
| ● STEP 7 TIA port, configurable/integrated, from version | V13 SP1 | |
| operation mode | ||
| ● Periodic measurement | yes | |
| ● non-periodic measurement | yes | |
| ● non-cyclic measurement access | yes | |
| ● fixed defined measurement group | yes | |
| ● freely defined measurement groups | yes | |
| CiR configuration in operation | ||
| you can change parameter assignment in RUN mode. | Yes | |
| can be calibrated in RUN mode | yes | |
| installation method/installation | ||
| installation location | horizontal and vertical | |
| power supply voltage | ||
| power Specifications | power supply via voltage measurement channel L1 | |
| voltage type of power supply | AC 100 - 277V | |
| allowed range, lower limit (AC) | 90V | |
| allowed range, upper limit (AC) | 293v | |
| power Frequency | ||
| ● allowed range, lower limit | 47Hz | |
| ● allowed range, upper limit | 63Hz | |
| power loss | ||
| power loss, typical | 0.6W | |
| address range | ||
| address space of each module | ||
| ● address space of each module, maximum | 124 bytes; 112 bytes input/12 bytes Output | |
| time | ||
| runtime counter | ||
| ● existence | yes | |
| analog input | ||
| cycle time (all channels), typical value | 50 ms; The time when all measured values and calculated values (periodic and non-periodic data) are continuously updated. | |
| Alarm/diagnosis/status information | ||
| alarm | ||
| ● diagnostic alarm | yes | |
| ● limit value alarm | yes | |
| ● process alarm | no | |
| diagnostic display LED | ||
| ● power supply voltage monitoring (PWR-LED) | yes | |
| ● Channel Status Display | yes; Green LED | |
| ● For Channel diagnosis | yes; Red Fn LED | |
| ● used for module diagnosis | yes; Green/red DIAG-LED | |
| integration function | ||
| measurement function | ||
| ● voltage measurement method | TRMS | |
| ● current measurement method | TRMS | |
| ● measurement collection method | no gap | |
| ● voltage waveform | sine or distortion | |
| ● buffer of measured variables | yes | |
| ● parameter length | 74 byte | |
| ● measured value collection bandwidth | 2 kHz; Higher harmonic: 39 / 50Hz,32 / 60Hz | |
| measuring range | ||
| -Frequency measurement, minimum | 45Hz | |
| -Frequency measurement, maximum | 65Hz | |
| voltage measurement input | ||
| -Measurable power supply voltage between phase line and zero line | 277 V | |
| -Measurable power supply voltage between live wires | 480V | |
| -Measurable power supply voltage between phase line and zero line, minimum | 90V | |
| -Measurable power supply voltage between phase line and zero line, maximum | 293v | |
| -Measurable power supply voltage between live wires, minimum value | 155V | |
| -Measurable power supply voltage between live wires, maximum | 508V | |
| -Voltage measurement category conforms to IEC 61010-2-030 | CAT II;CAT III, ensure safety level at 1.5 kV | |
| -Internal resistance of live wire and zero wire | 3.4 M? | |
| -Power consumption of each phase line | 20 mW | |
| -Anti-shock voltage capability 1.2 / 50 & micro;s | 1 kV | |
| current measurement input | ||
| -Measurable relative current at alternating current, minimum | 1%; The value of 5 A is based on the secondary rated current. | |
| -Measurable relative current at alternating current, maximum | 100%; The value of 5 A is based on the secondary rated current. | |
| -Continuous current at alternating current, maximum allowed | 5 A | |
| -Apparent power consumption of each phase line when the measurement range is 5A | 0.6 V·A | |
| -The time period of the measured value of short-term withstand current intensity is 1s. | 100 A | |
| -Input impedance measurement range: 0 to 5 A | 25 m ?; Terminal | |
| -Zero Point suppression | optional parameters: 2 ... 250 mA, default value: 50 mA | |
| -Surge tolerance | 10 A; 1 minute | |
| accuracy level conforms to IEC 61557-12 | ||
| -Voltage measurement variable | 0,2 | |
| -Current measurement variable | 0,2 | |
| -Apparent power measurement variable | 0.5 | |
| -Active power measurement variable | 0.5 | |
| -Reactive power measurement variable | 1 | |
| -Power coefficient measurement variable | 0.5 | |
| -Effective work measurement variable | 0.5 | |
| -Invalid work measurement variable | 1 | |
| -Neutral line current measurement specifications | 0.5; Calculated value | |
| -Phase measurement variable | ± 1 °; Not collected by IEC 61557-12 | |
| -Frequency measurement variable | 0.05 | |
| potential isolation | ||
| potential separation of channels | ||
| ● between the Channel and the backplane bus | yes; 3700V AC (type inspection) CAT III | |
| insulation | ||
| insulation Test, use | 2300V AC 1 minute long (type inspection) | |
| environmental requirements | ||
| operating ambient temperature | ||
| ● horizontal installation, minimum | -20°C | |
| ● horizontal installation, maximum | 60°C | |
| ● vertical installation, minimum | -20°C | |
| ● vertical installation, maximum | 50°C | |
| size | ||
| width | 45 mm | |
| height | 100 mm | |
| depth | 75 mm | |
| weight | ||
| weight (excluding packaging) | 165g | |
| other | ||
| data for selecting current transformers | ||
| ● Current Transformer load power x/1A, minimum | depending on cable length and cross section, see Product Manual | |
| ● Current Transformer load power x/5A, minimum | depending on cable length and cross section, see Product Manual | |
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