PR-18DC-DA-R

Highlight of PR-18 Series

◆70 ready-to use functions integrated-no additional devices such as operating hours counter required.

◆Extremely large program capacity:up to 1024 functions possible.

◆12 digital inputs(incl 6AI with 12/24V DC)and 6 digital outputs on board.

◆Flexibly expandable up to 140DI,134DO,72AI,and 32AO.

◆Display of message texts,actual and set-point values and direct modification of the values on the display(not on pure variants).

◆Integrated data retentivity-ensures backup of the current values in the event of a power failure.

◆Customizable Start-up page/screen.

◆Bool function,multiple timers,counters,PWM,PI controller,Ramp.Analog math supported.

◆Can be modularly expanded up to 274 I/Os.

◆230V units can be expanded with analog modules.

◆Data-logging:Data from the production process can be saves in SD card of the external accessory called ELC-MEMORY to either read it with a PC or evaluate it from the SD card at the workstation.

◆Extremely simple software

◆Display of up to 128 messages.

◆Multiple kinds of registers can be accessed.

◆Parameters setting menu in LCD panel.

◆Parameters can be modified in the alarming message.

◆Modbus RTU/ASCII protocol supported.

◆Retentive memory capability.

◆Powerful communication capability(1RS232 port,1 RS485 port and 1 expansion port)

◆Password protection.

◆It’s optional for xLogic to act as salve or master in certain Modbus communication network.

◆Backup at Real Time Clock(RTC) at 25 ℃: 20 days.

◆Communicate with third party device which supports Modbus network.

PR-18 Series CPU
Model	Supply volt	Inputs	Outputs	High-speed count	PWM	HMI	RTC	G.W(g)
PR-18AC-R	AC110～ 240V	12 Digital	6relays (10A)	None	NO	YES	YES	400g
PR-18DC-DA-R	DC12V-DC24V	6 digital /analog +6 digital	6 relays (10A)	4 routes	NO	YES	YES	400g
PR-18DC-DA-RT	DC12V-DC24V	6 digital /analog +6 digital	4 relays (10A)+2 transistor(0.3A)	4 routes	YES	YES	YES	400g

Rievtech products compatibility table .pdf

GENERAL SPECIFICATIONS

Timers : 1024
Counters :1024
Function Blocks : 1024
Operation temp. : -20℃-55℃
Storage :-40℃-70℃
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*55（Unit：mm）
Certificate : CE
Installation : 35mm-DIN rail or screw for installation
Expansion capacity: 16 modules (PR-E-16)
Password protection : 4-digit number password protection or disable program upload function
Communication interface : TTL interface , 1 RS232 port & 1 RS485 port
Communication protocol : Modbus RTU/ASCII

Technical Index

Power supply:
Nominal voltage	DC 12-24V
Operating limits	DC 10.8-28.8V
Immunity from micro power cuts	Typ.5 ms
Max. Startup current	Max. 0.25A
Max. absorbed power	3.5 W (10.8V dc) ; 4 W (28.8V dc)
Protection against polarity inversions	Yes
Input parameters:
Input No	12 ( I1-IC )
Digital input	12 ( I1-IC )
Analogue input	6 ( I1-I6)(0..10V DC)
Digital inputs( I7-IC )
Input voltage	DC0-28.8V
Input signal0	< 5V DC; <1mA
Input signal1	> 8 V DC;>1.7mA
Input current	2.3mA @ 10.8V dc 2.6mA @ 12.0 V dc 5.2 mA @ 24 V dc 6.3 mA @ 28.8 V dc
Response time	0 to 1 ：<1 ms ；1 to 0 ：<1 ms
Maximum counting frequency	60k Hz(I9--IC)
Sensor type	Contact or 3-wire PNP
Input type	Resistive
Isolation between power supply and inputs	None
Isolation between inputs	None
Inputs used as digital inputs( I1-I6 )
Input voltage	DC0-28.8V
Input signal0	< 5V DC;<0.1mA
Input signal1	> 8 V DC;>0.3mA
Input current	0.4mA @ 10.8V dc 0.5mA @ 12.0 V dc 1.2mA @ 24 V dc 1.5mA @ 28.8 V dc
Response time	0 to 1 ：Typ. 1.5 ms ；1 to 0 ：Typ. 1.5 ms
Maximum counting frequency	Typ.：4 HZ
Sensor type	Contact or 3-wire PNP
Input type	Resistive
Isolation between power supply and inputs	None
Isolation between inputs	None
Inputs used as analog inputs( I1-I6 )
Measurement range	DC 0---10V
Input impedance	Min, 24KΩ ; Max. 72KΩ
Input voltage	28.8 V DC max
Resolution	10bit ,0.01V
Accuracy at 25 °C	± (Max.0.02)V
Accuracy at 55 °C	± (Max.0.04)V
Isolation between analog channel and power supply	None
Cable length	10 m max. shielded and twisted
Output parameters:
Output No.	6 (Q1-Q6)
Output type	Relay output
Max. Allowable Power Force(Resistive)	CE: 10A,250V AC/DC30V UL/CUL:10A,250V AC; 5A, DC28V
Electrical durability Expectancy	105 Operations at Rated Resistive Load
Mechanical life	107 Operations at No Load condition
Response time	Operate Time : 15 mSec. Max. Release Time : 10 mSec. Max.
Built-in protections	Against short-circuits: None Against overvoltages and overloads: None
Switch frequency:
Mechanism	10Hz
Resistor/light load	2Hz
Sensitive load	0.5Hz
Other parameters:
Weight	Approx.400g
Program language	FBD & Ladder

Dimensions

Wiring

Input/Output

PR_18DC_DA_R_datasheet .pdf

http://www.rievtech.com/download.html

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