Siemens 6ES7215-1HF40-0XB0 CPU 1215 FC

Processing Unit Overview

The Siemens 6ES7215-1HF40-0XB0 operates as a fail-safe CPU within the SIMATIC S7-1200F controller family. This processor executes both standard and safety-related control tasks simultaneously. It integrates two PROFINET ports for flexible network connectivity. Machine builders use this CPU for safety-critical automation applications.

Technical Specifications

The 6ES7215-1HF40-0XB0 measures 100 mm in height and 75 mm in width. Its compact design fits space-constrained control panels. The module weighs approximately 0.45 kilograms. It draws 320 mA from the 24V DC supply.

Parameter	Specification
Model	6ES7215-1HF40-0XB0
Product Type	CPU 1215 FC (Fail-Safe)
Dimensions	100 mm x 75 mm x 75 mm (depth)
Weight	~0.45 kg
Supply Voltage	24V DC
Current Draw	320 mA (typical)
Work Memory	125 KB program, 80 KB data
Load Memory	4 MB internal Flash
PROFINET Ports	2 x RJ45 (integrated switch)
Digital Inputs	14 x 24V DC
Digital Outputs	10 x 24V DC (0.5 A)
Analog Inputs	2 x 0-10V or 0-20 mA
Analog Outputs	2 x 0-10V
Safety Level	SIL 3 / PL e
On-board Components	1 x processor, 1 x Ethernet controller, 4 x memory chips
Energy Storage	47 μF capacitor
LED Indicators	6 x Status (PWR, RUN, ERR, MT, DIAG, MAINT)
Operating Temp.	-20°C to +60°C

Fail-Safe Architecture

The Siemens 6ES7215-1HF40-0XB0 integrates dual-processor architecture for safety functions. Each safety task executes on two independent processing cores. The CPU compares results to verify correct operation. It meets SIL 3 and PL e safety integrity levels. This design suits emergency stop and valve monitoring applications.

Integrated I/O and Connectivity

This CPU includes onboard digital and analog I/O for basic control tasks. The 14 digital inputs accept standard 24V DC signals. Ten digital outputs drive small actuators and indicators. Two analog inputs and two analog outputs support process monitoring. The dual PROFINET ports operate as an integrated switch. This allows linear or ring network topologies.

Memory and Processing Performance

The 6ES7215-1HF40-0XB0 provides 125 KB for user program code and 80 KB for data. A 4 MB Flash memory stores the program securely. The processor handles safety-related instructions with certified performance. Bit operations execute within microseconds. The CPU supports online debugging and program monitoring.

Installation and System Integration

Installing the 6ES7215-1HF40-0XB0 requires a standard DIN rail mounting. The module connects to the power supply via the removable terminal block. You can configure the CPU through TIA Portal software. The PROFINET ports auto-negotiate network speeds. The module operates reliably from -20°C to +60°C.

Reliability and Diagnostic Functions

The Siemens 6ES7215-1HF40-0XB0 includes comprehensive diagnostic capabilities. The CPU monitors internal temperatures and supply voltage. It stores error logs in retentive memory. Six LED indicators provide quick status information.