CPU124-2Q DC/DC/DC

• Excellent value for money;

• 14-point digital input, 10-point digital output, 4 modules can be expanded;

• 24V power supply, transistor output;

• Using FLASH technology to keep power off for a long time, without battery support, data can be stored for up to 10 years;

• Unique AES iterative encryption algorithm to protect users' intellectual property rights;

• With two communication interfaces, both support PPI communication protocol.

Model No.

CPU124-2Q DC/DC/DC

Order No.

UN 124-2AD23-0XB8

Side View

technical parameters

model	CPU 124-2Q DC/DC/DC
physical properties
Dimensions (WHD)	120.58062mm
Power consumption	7W
Memory characteristics
program memory	10K
data storage	10K
I/O Characteristics
Local digital input	14 inputs
Local digital output	10 outputs
Digital I/O Image Area	128 (64 in/64 out)
Analog I/O image area	32 (16 in/16 out)
Maximum allowable expansion I/O modules	4 modules
General Features
Total number of timers	256 total, 4 1ms, 16 10ms, 236 100ms
Total number of counters	256
Power-down memory retention	256
time interruption	2 1ms resolution
edge interrupt	4 rising edges and/or 4 falling edges
Analog potentiometer	2 x 8-bit resolution
clock	built-in
Integrated communication functions
interface	2 RS-485 ports (one of which is a standard PPI communication port)
PPI bit rate	9.6, 19.2 and 187.5kbps
Maximum length of each cable	With isolated interruption relays: 187.5kbps up to 1000 meters, 38.4kbps up to 1200 meters without isolated repeaters
Maximum number of sites	32 stations per segment, 126 stations per network
Maximum number of master stations	32
PPI master mode	not support
Power characteristics
Input voltage	20.4 to 28.8VDC
electric shock	12A at 28.8V DC
Insurance	3A 250V slow melting
sensor current	none
bus current	340mA
Digital Input Characteristics
Local integration of digital input points	14 inputs
input type	PNP/NPN
Rated voltage	24VDC, 4mA
Maximum continuous allowable voltage	30V DC
surge voltage	35VDC, 0.5 seconds
logic 1 [minimum]	15VDC 2.5mA
logic 0[max]	5VDC 1mA
input filter	1-13ms
Allowable leakage current [max]	1mA
isolation	Yes
Optical isolation	500VAC for 1 minute
high-speed counter	20K single phase
Digital output characteristics
Local integrated digital output points	10 outputs
output type	24V output
Rated voltage	24VDC
voltage range	20.4-28.8VDC
Inrush current (max)	8A 100ms
logic 1 (minimum)	20VDC (at maximum current)
logic 0 (max)	0.1VDC 10kΩ load
Rated current per point (max)	0.5A
Current rating per common (max)	4A
Leakage current [max]	10uA
Lamp load [max]	5W
Inductive clamping voltage	L+ minus 48VDC 1W power consumption
On-resistance [contact]	0.3Ω typical (0.6Ω max)
Pulse frequency [max]	20KHz 2 (Q0.0 Q0.1)
mechanical life cycle	-
Contact life	-
Two outputs in parallel	Yes, only when outputting the same group
Environmental parameters
Working temperature	0℃～＋60℃
Transport ambient temperature	-20℃-80℃
Ambient relative humidity	5~90%
Protection class	IP20