Non-Wetted Electrode Electromagnetic Flow SensorsFD-M series

DL-RS1A

RS-232C Communication Unit

SPECIFICATIONS

Select Language

Model

DL-RS1A*1

Synchronization between the transmitter and receiver

Asynchronous

Transmission code

ASCII

Baud rate

2400/4800/9600/19200/38400 bps selectable (Factory-setting: 9600 bps)

Data bit length

8 bits/7 bits selectable (Factory-setting: 8 bits)

Parity check

None/Even/Odd selectable (Factory-setting: None)

Stop bit length

1 bit

Data delimiter

Data reception: automatically recognizes CR or CR+LF
Data transmission: Fixed to CR+LF

Indicator

Communication indicator lamp (green × 2), Alarm indicator lamp (red),
Power indicator lamp (green)

Sensor
connection
specifications

Number of
connectable
sensor units

Up to 8 units (including main unit)

Power voltage

20 to 30 VDC, including ripple, Ripple (P-P): 10% max. Class 2 (Supplied via connected sensor amplifier)

Power consumption

25 mA max.

Environmental
resistance

Operating surrounding
air temperature

-10 to +55°C 14 to 131°F

Operating surrounding
air humidity

35 to 85%RH (No condensation)

Vibration resistance

10 to 55 Hz Double amplitude 1.5 mm 0.06" XYZ each axis: 2 hours

Materials

Case/Polycarbonate

Weight

Approx 53 g

Communication method

Full duplex

*1 For connecting with sensor, please refer to the user's Manual

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