M-7017RMS
8-channel analog RS-485 True RMS Input Module. Differential wiring. 0.9 W power consumption. Has operating temperature range of-25°C ~ +75°C (-13°F ~ +167°F)
Features
The M-7017RMS a high-accuracy, RMS-to-DC converter which can compute AC input signals into the true RMS DC value of any complex waveform. It has 8-channels differential inputs which can be configured individually. RMS input range scales from +150 Vrms to +10 Vrms for this device and it features 4 kV ESD protection and 2500 VDC intra-module isolation and +/-35 VDC overvoltage protection.
- 8-channel True RMS Input
- ±0.15% Factory Calibrated Accuracy
- The RMS input range can be from +150 mVrms to +Vrms
- Designed for Standard Operation with Frequencies of 45 Hz to 10 KHz
- Individual Channel Configurable
- 4 kV ESD Protection
- ±35 VDC Overvoltage Protection
- 2500 VDC Intra-module Isolation/li>
- RoHS Compliant
- Wide Operating Temperature Range: -25°C to +75°C (-13°F ~ +167°F)
Specifications
Communication | |
Interface | RS-485 |
Bias Resistor | No (Usually supplied by the RS-485 Master. Alternatively, add a tM-SG4 or SG-785.) |
Baud Rate | 1200 to 115200 bps |
Protocol | Modbus RTU, DCON |
Dual Watchdog | Yes, Module (1.6 Seconds), Communication (Programmable) |
LED Indicators/Display | |
System LED Indicator | Yes, 1 as Power/Communication Indicator |
I/O LED Indicators | - |
7-Segment LED Display | - |
Isolation | |
Intra-module Isolation, Field-to-Logic | 2500 VDC |
EMS Protection | |
ESD (IEC 61000-4-2) | ±4 kV Contact for each Terminal |
±8 kV Air for Random Point | |
EFT (IEC 61000-4-4) | ±4 kV for Power Line |
Surge (IEC 61000-4-5) | ±0.5 kV for Power Line |
Power | |
Reverse Polarity Protection | Yes |
Input | +10 ~ +30 VDC |
Consumption | 0.9 W |
Mechanical | |
Dimensions (L x W x H) | 123 mm x 72 mm x 35 mm |
Installation | DIN-Rail |
Environement | |
Operating Temparture | -25°C ~ +75°C (-13°F ~ +167°F) |
Storage Temperature | -40°C +85°C (-40°F ~ +185°F) |
Humidity | 10 to 95% RH, Non-condensing |
I/O Specifications
Analog Input | ||
Channels | 8 | |
Wiring | Differential | |
Input Range | 0 ~ +10 Vrms, 0 ~ +5 Vrms, 0 ~ +1 Vrms, 0 ~ +500 mVrms, 0 ~ +150 mVrms |
|
Resolution | 16-bit | |
Accuracy | Sinusoid | |
50/60 Hz | ±0.15% of FSR | |
45 Hz to 10 kHz | ±0.5% of FSR | |
Non-Sinusoid | ||
Crest Factor = 1 to 2 | ±0.2% of FSR | |
Crest Factor = 2 to 3 | ±0.35% of FSR | |
DC | ||
0 ~ +10 Vrms/0~ +5 Vrms/ |
±0.3% of FSR | |
Other | ±0.7% of FSR | |
Sampling Rate | 10 Hz (Total) | |
-3dB Bandwidth | 15.7 Hz | |
Zero Drift | ±20 μV/°C | |
Span Drift | ±25 ppm/°C | |
Common Mode Rejection | 86 dB | |
Normal Mode Rejection | 100 dB | |
Input Impedence | >2 MΩ | |
Individual Channel Configuration | Yes | |
Overvoltage Protection | ±35 VDC |