Product Overview

The Siemens 6ES5463-4UA13 is a high-precision analog input module engineered for the SIMATIC S5 programmable logic controller (PLC) family, representing a cornerstone of Siemens’ legacy process automation platform. This analog input module is specifically designed to interface field sensors such as pressure transmitters, temperature transducers, level sensors, and flow meters with the S5 CPU, translating continuous industrial process variables into digital values that the control system can process and act upon. The Siemens 6ES5463-4UA13 delivers 4 channels of floating (galvanically isolated) analog input capability within a compact U-shaped housing configuration, making it an ideal solution for applications demanding high signal integrity and electrical isolation between field wiring and the control logic.

Belonging to the SM 463 sub-series within the SIMATIC S5 line, the 6ES5463-4UA13 is fully compatible with the S5-115U, S5-135U, and S5-155U rack-based systems, positioning it as a versatile choice for a wide range of installed base configurations. In the S5 analog input family hierarchy, the Siemens 6ES5463-4UA13 occupies a specific and highly valued position: the 460 series offers non-isolated inputs requiring external range modules, the 464 series handles small-signal inputs such as ±50 mV for load cells and strain gauges, while the 6ES5463-4UA13 serves the “general industrial transmitter” segment with its support for 1V, 10V, 20mA, and 4-20mA signal ranges. This multi-range capability makes it the most frequently utilized analog input module in S5 spare parts pools, as it directly addresses the most common field signal types encountered in legacy process installations. With the SIMATIC S5 platform now out of production, the Siemens 6ES5463-4UA13 has become an essential spare part for facilities continuing to operate these robust control systems, providing a reliable pathway to sustaining legacy automation infrastructure.

 

Technical Specifications

Parameter Name	Parameter Value
Product Model	6ES5463-4UA13
Manufacturer	Siemens (Germany)
Product Type	Analog Input Module (SM 463)
PLC Series	SIMATIC S5 (S5-115U/135U/155U)
Number of Inputs	4 analog input channels
Input Ranges	0-1V, ±1V, 0-10V, ±10V, 0-20mA, 4-20mA
ADC Resolution	12 bits (4096 counts)
Conversion Time	3 ms per channel sequential
Input Impedance	>10 MΩ for voltage; 250 Ω for current
Measurement Accuracy	±0.2% over full scale
Isolation Type	Floating/Galvanically isolated (Potentialgetrennt)
Backplane Current (5V)	Approx. 130 mA
External Supply (24V)	Approx. 70 mA
Frequency Compatibility	50 Hz and 60 Hz power systems
Operating Temperature	-25°C to +70°C
Protection Class	IP20
Physical Dimensions	Approx. 210 x 264 x 35 mm (or 40mm width x 255mm height)
Weight	Approx. 0.47-0.52 kg
Front Connector	48-pin for sensor wiring
Product Lifecycle	PM490/PM500 – Discontinued, no replacement

 

Main Features and Advantages

Multi-range analog input flexibility: The Siemens 6ES5463-4UA13 supports four distinct signal ranges—1V, 10V, 20mA, and 4-20mA—within a single module, providing exceptional versatility for interfacing with a wide variety of field sensors and transmitters. This multi-range capability allows the 6ES5463-4UA13 to accommodate pressure transmitters with 4-20mA outputs, temperature sensors with 0-10V signals, and flow meters with ±10V differential outputs, all within the same cabinet without requiring multiple module types. Each of the 4 differential input channels can be independently configured via software jumpers for its specific signal type, offering maximum deployment flexibility.

Floating isolation architecture: The Siemens 6ES5463-4UA13 features floating (galvanically isolated) inputs that create a robust electrical barrier between the field-side analog signals and the S5 backplane logic. This isolation effectively protects the CPU and system electronics from ground loops, common-mode voltages, and electrical noise that are endemic to industrial process environments. The floating design of the 6ES5463-4UA13 ensures that measurement accuracy is maintained even when field sensors are located at significant distances from the control cabinet or when multiple sensors share different ground references.

High-precision signal conversion: The Siemens 6ES5463-4UA13 employs a 12-bit analog-to-digital converter (ADC) providing 4096 counts of resolution across the selected input range, delivering a measurement accuracy of ±0.2% over full scale. Each input channel is sequentially sampled with a conversion time of 3 ms, completing a full cycle of all four channels within approximately 12 ms. This performance ensures that the 6ES5463-4UA13 provides the responsiveness required for real-time process control applications where rapid detection of process variations is critical. An onboard precision voltage reference compensates for temperature-induced drift, maintaining accuracy across the module’s extended operating temperature range.