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CJ1W-CRM21
CJ-series CompoNet Master Units Increase the Range of Applicability of Sensors and Actuators.
Data Sheet (549KB)
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Ratings and Specifications
| Model | CJ1W-CRM21 |
| Applicable PLC | All CJ-series PLCs |
| Unit classification | CJ-series Special I/O Unit |
| Current consumption (Power supplied from PLC's Power Supply Unit) | 400 mA max. at 5 VDC |
| Communications power supply connector | One communications power supply connector for Slave Units and Repeater Units on the trunk line when using Flat Cable * |
| Communications power supply connector allowable current capacity | 5 A max. |
| Maximum number of mountable Master Units | One word number assigned: 40 Units Two word numbers assigned: 40 Units Four word numbers assigned: 24 Units Eight word numbers assigned: 12 Units |
| Mounting location | According to CS/CJ-series Special I/O Unit specifications. |
| Communications power ON/OFF monitoring | The ON/OFF status of the communications power supply can be detected at the communications power supply connector. |
| Data stored in Master Unit (built-in EEPROM) | 1) The following device parameters: Registration Table Registration Table Check Type Registered Slave Unit Participation Monitoring Time, Registered Slave Unit Participation Standby Mode, and Event Disable Setting Software Settings Table Communications Error Communications Stop Mode Communications Error Input Data Zero Clear Mode Network settings 2) Part of error history (depends on type of error; mainly serious error related to communications stopping) |
| Noise immunity | Conforms to IEC 61000-4-4 2 kV (applied to PLC power supply). |
| Vibration resistance | 10 to 61.2 Hz with single-amplitude of 0.1 mm, 61.2 to 150 Hz and 14.7 m/s2 in X, Y, and Z directions for 80 min each (sweep time of 8 min × 10 sweeps = 80 min) |
| Shock resistance | 196 m/s2 (3 times each in X, Y, and Z directions) |
| Dielectric strength | 500 VAC (between isolated circuits) |
| Insulation resistance | 20 M Ω min. (between isolated circuits) |
| Ambient operating temperature | 0 to 55 ° C |
| Ambient operating humidity | 10 to 90% (no condensation) |
| Ambient operating atmosphere | No corrosive gases |
| Storage temperature | - 20 to 75 ° C |
| Weight | 130 g max. (Master Unit only) |
*The Master Unit does not required communications power.
Caution: In the interenst of product improvement, specifications are subject to change without notice.
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