KEYENCEN-R4Dedicated Communication Unit, RS-422A/485 TypeSpecifications:ModelN-R4InterfaceRS-422A/485Code reader power supply5 VDC ±5% (650 mA)Terminal blockInputNumber of inputs2 inputs (IN1 and IN2)
KEYENCE
N-R4
Dedicated Communication Unit, RS-422A/485 Type
Specifications:
Model | N-R4 | ||
Interface | RS-422A/485 | ||
Code reader power supply | 5 VDC ±5% (650 mA) | ||
Terminal block | Input | Number of inputs | 2 inputs (IN1 and IN2) |
Input type | Bidirectional voltage input | ||
Maximum rating | 26.4 VDC | ||
Minimum ON voltage | 15 VDC | ||
Maximum OFF current | 1 mA | ||
Output | Number of outputs | 4 outputs (OUT1 to 4) | |
Output type | Photo MOS relay output | ||
Rated load | 30 VDC, 100 mA | ||
Leakage current when OFF | 0.1 mA or less | ||
Residual voltage when ON | 1 V or less | ||
Communicationspecifications | Head port | Number of inputs | 1 (12-pin round connector) |
Supported communication standards | RS-232C compliant | ||
Communication speed | 4800, 9600, 19200, 31250, 38400, 115200 bit/s | ||
Data bit length | 7/8 bits | ||
Stop bit length | 1/2 bits | ||
Parity check | None/even/odd | ||
Communication specifications | Communication standard | RS-422A/RS-485 (Maximum connectable units: 31) Switchable | |
Connector | 1 (removable 5-pole connector) | ||
Communicationspecifications | Output interface | Total extension length | 1.2km or less |
Rating | Power voltage | 24 VDC +10 %, -20 % | |
Current consumption | 380 mA or less | ||
Environmental resistance | Ambient temperature | 0 to +50 °C (No freezing) | |
Storage temperature | -20 to +60 °C (No freezing) | ||
Relative humidity | 35 to 85 % RH (No condensation) | ||
Operating environment | No dust or corrosive gas present | ||
Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions | ||
Weight | Approx. 135 g (excluding connector) | ||