CPU126E-2Q/CPU126E-2R
· Order number: CPU126E-2Q DC/DC/DC UN126-2AE23-0XB8;
CPU126E-2R AC/DC/RLY UN126-2BE23-0XB8;
· The machine integrates 24 digital inputs and 16 digital outputs;
· The program space is 18K, and the data space is 10K. Support battery card memory card function, can expand up to 7 I/O modules;
· Support 2 single-phase 20KHz, 1 AB-phase 10KHz counting. Support 2 channels of 20KHz high-speed pulse output;
The machine comes with 2 RS485 communication interfaces, supports free port, PPI slave station, MODBUS-RTU communication;
The machine comes with 1 RJ45 Ethernet communication interface, supports S7 slave station and MODBUS-TCP master-slave station communication, and supports up to 8 communication connections;
· Using FLASH technology, no additional battery support is required, and the power-down data is permanently stored;
· Support AES iterative encryption technology to protect user programs and intellectual property;
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model |
CPU 126E-2Q DC/DC/DC (transistor) |
CPU 126E-2R AC/DC/RLY (Relay) |
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order number |
UN126-2AE23-0XB8 |
UN126-2BE23-0XB8 |
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physical properties |
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Dimensions (W*H*D) |
196 x 80 x 62mm |
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Power consumption |
10W |
17W |
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Power characteristics |
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Rated voltage |
DC 24V |
AC 220V |
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Input voltage |
DC 20.4 to 28.8V |
AC 85 to 264V |
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Input Current |
100mA (CPU only, at 24VDC) |
60/30mA (CPU only, 120/240VAC) |
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electric shock |
12A at 28.8V DC |
20A at 264V AC |
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Insurance |
3A 250V slow melting |
3A 250V slow melting |
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sensor voltage |
L + minus 5V |
20.4 to 28.8VDC |
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sensor current |
300mA (max) |
300mA (max) |
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Ripple noise |
from input power |
Less than 1V peak fraction |
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Memory characteristics |
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program memory |
18K |
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data storage |
10K |
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General Features |
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Total number of timers |
256 in total, 4 1ms, 16 10ms, 236 100ms |
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Total number of counters |
256 |
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time interruption |
2 1ms resolution |
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edge interrupt |
4 rising edges/4 falling edges |
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Analog potentiometer |
not support |
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Real Time Clock |
Supported, 50 hours/typ. (minimum 8 hours at 40°C) after power down |
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Card Options |
memory card, battery card |
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Power-down retention |
Supported ( data retention up to 10 years ) |
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Ethernet communication function |
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interface |
1 RJ45 Ethernet port |
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communication rate |
10/100Mb/s |
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duplex mode |
full duplex |
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Communication distance |
Twisted pair 100m (more than router or switch) |
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Maximum number of simultaneous connections |
7 (MODBUS-TCP + S7) |
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The maximum number of bytes of single communication |
240 bytes |
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Host computer communication |
Support Micro/Win Kingview WinCC |
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UniMAT HMI screen |
Supports up to 2 (S7 communication) |
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Modbus master/slave |
Supports 4 master/4 slave simultaneous connections |
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Serial communication function |
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interface |
2 RS-485 standard PPI communication ports Support Freeport and MODBUS communication |
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Communication baud rate |
PPI: 9.6, 19.2, 187.5kbps three baud rates Free port: 1.2kbps～115.2kbps |
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Maximum length of each cable length |
With isolated interruption relays: 187.5kbps up to 1000 meters, 38.4kbps up to 1200 meters, 50 meters without isolated repeaters |
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Maximum number of sites |
32 stations per segment, 126 stations per network |
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Maximum number of master stations |
32 |
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PPI master mode |
support |
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I/O Characteristics |
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Local digital input |
24 inputs |
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Local digital output |
16 outputs |
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Local analog input |
none |
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Local analog output |
none |
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Digital I/O Image Area |
256 ( 128 in / 128 out) |
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Analog I/O image area |
64 ( 32 in / 32 out) |
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Maximum allowable expansion I/O modules |
7 modules |
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Digital Input Characteristics |
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The number of digital input points integrated in the machine |
24 inputs |
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input type |
PNP/NPN |
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Rated voltage |
24VDC, 4mA |
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Maximum continuous allowable voltage |
30V DC |
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surge voltage |
35VDC, 0.5 seconds |
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logic 1 [minimum] |
15VDC 2.5mA |
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logic 0[max] |
5VDC 1mA |
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input filter |
1-13ms |
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Allowable leakage current [max] |
1mA |
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isolation |
is opto-isolated |
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Optical isolation |
500VAC for 1 minute |
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high-speed counter |
Single-phase 20K[2 pieces] |
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AB phase 10K[1] |
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Digital output characteristics |
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Local integrated digital output points |
16 outputs |
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output type |
Solid State - MOSFET |
dry contact |
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Rated voltage |
24VDC |
24VDC or 250VAC |
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voltage range |
20.4～28.8VDC |
5～30VDC 5～250VAC |
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Inrush current (max) |
8A, 100ms |
5A 4s 10% duty cycle |
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logic 1 (minimum) |
20VDC (at maximum current) |
- |
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logic 0 (max) |
0.1VDC, 10KΩ load |
- |
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Rated current per point (max) |
0.75A |
2A |
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Current rating per common (max) |
6A |
10A |
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Leakage current [max] |
10uA |
- |
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Lamp load [max] |
5W |
30W DC/200W AC |
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Inductive clamping voltage |
L+ minus 48VDC 1W power consumption |
- |
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On-resistance [contact] |
0.3Ω typical (0.6Ω max) |
0.2Ω (max when new) |
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Pulse frequency [max] |
20kHz 2 [Q0.0 Q0.1] |
1Hz |
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mechanical life cycle |
- |
10000000 (no load) |
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Contact life |
- |
100000 (rated load) |
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Two outputs in parallel |
Yes, only when outputting the same group |
no |
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Environmental parameters |
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Working temperature |
0°C to +60°C (horizontal installation), 0°C to +40°C (vertical installation) |
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Transport ambient temperature |
-20℃～＋80℃ |
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Ambient relative humidity |
5 to 95%, non-condensing (RH class 2, in accordance with IEC61131-2) |
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Electromagnetic Compatibility |
Noise suppression, in accordance with IEC61000-6-2 |
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Mechanical class (vibration) |
IEC60068,Part2-6/10up58Hz |
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Protection class |
IP20 |
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