PL1004 (PL-1004X) Industrial Sensor Module - TechPro X-Series Controller Unit

PL1004 controller module

PL1004 Modbus RTU

PL1004 24V DC

PL1004

The PL1004 controller module supports Modbus RTU communication protocols and operates on 24V DC power, delivering reliable control and automation for industrial systems requiring robust connectivity and precise performance.

Specification

SEODescription

The PL1004 controller module is a versatile industrial automation component designed with 4 digital inputs and 4 relay outputs, enabling direct integration with sensors, actuators, and peripheral modules such as analog I/O expanders. Operating on a 24V DC power supply (±10% tolerance), it supports Modbus RTU communication via RS-485 interface for seamless network connectivity in SCADA or PLC-based systems. The module functions reliably within a temperature range of -20°C to 60°C, making it suitable for harsh environments in manufacturing, energy management, and building automation sectors. Key advantages include its compact form factor, robust compatibility with legacy Modbus RTU protocols, and simplified wiring for low-voltage applications. However, limitations include restricted scalability beyond basic I/O configurations and lack of native support for advanced communication protocols like Ethernet/IP. Its 24V DC operation ensures compatibility with standard industrial power systems while minimizing energy consumption.

SEOSpecification

Parameter	Specification
Model Number	PL1004 Controller Module
Protocol Support	PL1004 Modbus RTU
Power Supply	24V DC ±10%
Communication Interface	RS-485 (2-wire)
Operating Temperature	-20°C to +60°C
Storage Temperature	-40°C to +85°C
Humidity Range	5% to 95% (non-condensing)
Protection Rating	IP40
Dimensions	90mm x 60mm x 25mm
Weight	150g
Certifications	CE, RoHS
Communication Rate	1200 bps to 115200 bps (adjustable)
Terminal Type	Screw terminal block
Isolation Protection	2500Vrms (RS-485 to power)
Mounting	DIN rail
Warranty Period	1 year

SEOQandA

question:What shipping methods do you support?
answer:We support DHL, Fedex, UPS, and other major shipping methods with global coverage.
question:Why is there a handling fee?
answer:The handling fee covers payment processing, logistics coordination, and administrative services.
question:Do you accept payment after delivery?
answer:We require prepayment or confirmed payment before shipping to ensure secure transactions.

SEOQandA_Product

question:What causes unstable output voltage in PL1004?
answer:Check input power stability and ensure load is within specifications.
question:Why does PL1004 overheat during operation?
answer:Verify proper ventilation and reduce load if exceeding thermal limits.
question:How to resolve PL1004 failure to power on?
answer:Inspect input connections, fuses, and ensure correct voltage polarity.
question:What causes communication errors with PL1004 interfaces?
answer:Confirm protocol compatibility and check cable/connector integrity.
question:Why does PL1004 show low efficiency?
answer:Optimize load matching and replace aged components if necessary.