Products

At PVR Controls, we specialise in designing and delivering world-class commercial and industrial solutions, valves, and controllers engineered for the refrigeration industry.
Product Image
Download Brochure
Wiring Diagram

SZ2N-24MT-4HS

SZ2N Series Programmable Logic Controller

Main Features

    • High Speed Digital Inputs
    • Total Digital Inputs and Outputs: 12Nos.(Source/Drain) Inputs and 12nos. NPN transistor outputs 
    • Support for High Speed Counters and Timers (200kHz) 
    • High Speed PWM Outputs (200kHz) 
    • Support Ladder Diagram Programming, standard C language can be mixed 
    • Complied with EN61000-6-2:2005, EN61000-6-4:2007, CE 
    • RoHS, Surge Immunity: +/-1KV, EFT: +/-2KV; ESD: 4KV, Air: 8KV
    • Low cost and High Reliability 
    • Isolated Power Supply, Protect From Thunder strike and Surging
    • Four Way High Speed Surge Immunity Outputs
    • Supporting Modbus RTU Protocols

Tech Specification

CPU

ARM 32-Bit Cortex-M3 CPU

Digital Input

12 x Input, Supporting source/drain type

Digital Output

12 x Output (NPN transistor Power Output)

High Speed Input

2-Way AB input/4-Way separate high-speed counting

High Speed Output

4-Way High Speed Surge Immunity Output (100kHz x 2, 20kHz x 2)

User Program Memory

200K Bytes (>10K Bytes)

Involatile Data Memory

2K Bytes

Timer

256 (100ms timer x206(0.1~3276.7 seconds),10ms timer x46(0.01~327.67 seconds), 1ms timer x4(0.001~32.767 seconds))

Counter

235

High Speed Interrupt

X0-X5 rising and falling edge interruption, 3-Way timing interruption

Program Execution Model

Cycling scanning

Execution Speed

0.1us/1000AWL (ON:5us/OFF:0.5us)

Programming Language

Ladder diagram/standard C program (both can be used)

Communication Protocol

1 x RS232, 1 x RS485, Modbus RTU communication

Programming Port

USB Connection

Power Consumption

4W

Power Supply

DC 24V, Input Range: DC 18V to 32V

Power Protection

Isolated Power, protect from surging and thunder strike

Power Down Allowed

< 5mS

CE&RoHS

Complied with EN61000-6-2:2005, EN61000-6-4:2007, RoHS, CE Surge Immunity:±1KV；EFT:±2KV; ESD:4KV, Air:8KV

Operating Temperature

-20°C to 70°C

Storage Temperature

-30°C to 80°C

Operating Humidity

10-90% RH (No Condensation)

Mounting Type

Din rail Mount