PR-18DC-DAI-TN-N
Power supply: DC 12-24V
Input: 6 DI/AI(0-10V) + 2 DI/AI(0-10V/0-20mA) + 4 DI
Output: 6 Transistor (PNP)
Ethernet, 1 built-in RS485
Modbus RTU/ASCII, Modbus TCP, MQTT, BACnet MSTP / BACnet IP
PR-18DC-DAI-TN-N is an 18-point DC Micro PLC with mixed digital/analog inputs and 6 transistor (PNP) outputs — ideal for high-speed switching and direct driver control, with Modbus, MQTT and BACnet connectivity.
GENERAL SPECIFICATIONS
Timers: 1024
Counters: 1024
Function Blocks: 1024
Operation temp.: -20°C - +55°C
Storage: -40°C - +70°C
Protection: IP20 (Non-waterproof)
RTC accuracy: MAX ±2S/day
RTC Backup at 25 °C: 20 days
Program and settings Backup: 10 years
Data Power-off retentivity: 10 years
Modify parameters via keypad LCD: YES
Dimensions: 95*90*61（Unit: mm）
Certificate: CE
Installation: 35-DIN rail or screw for installation
Supported programming language: FBD & Ladder
Expansion capacity: 16 modules (PR-E-16)
Password protection: 4-digit number password protection or disable program upload function
Communication interface: 1 RS232 Port (COM0 – RS232 Cable), 2 RS485 port (COM1 available via SR-RS485, C0M2 - built-in RS485 port), 1 Ethernet port.
Communication protocol: Modbus RTU/ASCII, Modbus TCP, MQTT, BACnet
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Technical Index |
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Power supply: |
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Nominal voltage |
DC 12-24V |
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Operating limits |
DC 10.8-28.8V |
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Immunity from micro power cuts |
Typ.5 ms |
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Max. Startup current |
Max. 0.5A |
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Max. absorbed power |
10W |
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Protection against polarity inversions |
Yes |
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Input parameters: |
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Input No |
12 (I1-IC) |
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Digital input |
12 (I1-IC) |
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Analogue input |
6 (I1-I6) (0...10V DC) +2 (I7-I8) (0...20mA OR 0...10V DC, Switch on the programming software) |
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Digital input and analog inputs (0...10V)10bits (I1-I6) |
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Inputs used as digital inputs (I1-I6) |
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Input voltage |
DC0-28.8V |
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Input signal0 |
< 5V DC;<0.08mA |
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Input signal1 |
> 8 V DC;>0.12mA |
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Input current |
0.16mA @ 10.8V dc 0.18mA @ 12.0 V dcv 0.34mA @ 24 V dc 0.41mA @ 28.8 V dc |
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Response time |
0 to 1 ：Typ. 10.5 ms ；1 to 0 ：Typ. 1.5 ms |
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Maximum counting frequency |
Typ.：4 HZ |
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Sensor type |
Contact or 3-wire PNP |
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Input type |
Resistive |
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Isolation between power supply and inputs |
None |
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Isolation between inputs |
None |
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Inputs used as analog inputs (0...10V) (I1-I6) |
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Measurement range |
DC 0---10V |
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Input impedance |
Min, 24KΩ; Max. 72KΩ |
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Input voltage |
28.8 V DC max |
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Resolution |
10bit ,0.01V |
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Accuracy at 25 °C |
± (Max.0.02)V |
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Accuracy at 55 °C |
± (Max.0.04)V |
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Isolation between analog channel and power supply |
None |
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Cable length |
10 m max. shielded and twisted |
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Digital and Analog(0--10V) & Analog (0...20mA) (I7-I8) |
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Inputs used as digital inputs (I7-I8) |
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Input voltage |
DC0-28.8V |
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Input signal0 |
< 5V DC;<0.08mA |
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Input signal1 |
> 8 V DC;>0. 12mA |
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Input current |
0.16mA @ 10.8V dc 0.18mA @ 12.0 V dc 0.34mA @ 24 V dc 0.41mA @ 28.8 V dc |
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Response time |
0 to 1 ：Typ. 10.5 ms ；1 to 0 ：Typ. 1.5 ms |
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Maximum counting frequency |
Typ.：4 HZ |
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Sensor type |
Contact or 3-wire PNP |
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Input type |
Resistive |
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Isolation between power supply and inputs |
None |
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Isolation between inputs |
None |
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Inputs used as analog inputs (0…10V) (I7-I8) |
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Measurement range |
DC 0---10V |
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Input impedance |
Min, 24KΩ; Max. 72KΩ |
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Input voltage |
28.8 V DC max |
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Resolution |
10bit ,0.01V |
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Accuracy at 25 °C |
± (Max.0.02)V |
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Accuracy at 55 °C |
± (Max.0.04)V |
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Isolation between analog channel and power supply |
None |
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Cable length |
10 m max. shielded and twisted |
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Inputs used as analog inputs (0...20mA) (I7-I8) |
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Analogue signal |
0/4….20mA current |
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Input impedance |
260Ω |
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Resolution |
0.02mA |
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Accuracy at 25 °C |
0.1mA |
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Cycle time for analog value generation |
Typ. 50 ms |
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Protection against polarity inversions |
yes |
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Overvoltage protection |
Yes, if the input voltage is >6.5V, this one is automatically switched on 0--10V configuration |
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Isolation between power supply and inputs |
No |
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Cable length |
<=30M with shielded twisted cable (sensor not isolated) |
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Digital and high-speed inputs(I9--IC) |
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Digital inputs (I9-IC) |
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Input voltage |
DC0-28.8V |
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Input signal0 |
< 5V DC; <1mA |
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Input signal1 |
> 8 V DC;>1.6mA |
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Input current |
2.1mA @ 10.8V dc 2.3mA @ 12.0 V dc 4.6 mA @ 24 V dc 5.5 mA @ 28.8 V dc |
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Response time |
0 to 1 ：<1 ms ；1 to 0 ：<1 ms |
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High speed inputs (I9-IC) |
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Maximum counting frequency |
60kHZ(I9--IC) |
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6 Transistor outputs from Q1 to Q6 |
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Breaking voltage |
DC 5--30V |
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Nominal voltage |
≤ Supply voltage |
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Nominal current |
Max. 0.3 A per channel |
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Max. breaking current |
0.65 A |
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Voltage drop |
< 2 V for I = 0.3 A (at state 1) |
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Response time |
Make ≤ 1 ms Release ≤ 1 ms |
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Built-in protections |
Against overloads and short-circuits: No Against over-voltages (*): No |
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Galvanic isolation |
None |
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PWM frequency |
100K HZ (Q1-Q6，MPWM block) |
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Max. Breaking current PWM |
50 mA |
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Max. cable length PWM |
20m |
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Communication ports parameters: |
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Other parameter |
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Weight |
Approx.300g |
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Installation Dimensions & Wiring Diagram
