Home › Manufacturers › Siemens › 6AG1688-3AF37-2AX0

Siemens

Siemens 6AG1688-3AF37-2AX0 SIPLUS HMI KP8F PN Key Panel

Siemens SIPLUS HMI KP8F PN key panel with 8 short-stroke switches.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number6AG1688-3AF37-2AX0

Based on 6AV3688-3AF37-0AX0

Keys 8 short-stroke

LEDs Multi-colored

Interface PROFINET with PROFIsafe

Get a price for 6AG1688-3AF37-2AX0

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

8 short-stroke keys with multi-colored LEDs PROFINET interface with PROFIsafe Conformal coating for harsh environments -20 to +55 °C operating temperature 8 DI/DO and 2 safety DI pins 24 V DC power looping

Product description

The Siemens SIPLUS HMI KP8F PN (6AG1688-3AF37-2AX0) is an industrial key panel based on the 6AV3688-3AF37-0AX0. This unit features conformal coating for enhanced protection against harsh environmental conditions and operates in temperatures from -20 to +55 °C. It includes 8 short-stroke keys with multi-colored LEDs, PROFINET interfaces with PROFIsafe support, 8 digital inputs/outputs (DI/DO), and 2 safety digital input pins. Power can be looped through at 24 V DC, and it is parameterizable as of STEP 7 V5.5.

This key panel is ideal for safety-related human-machine interfaces in demanding industrial environments such as chemical plants, food processing, automotive manufacturing, and outdoor applications. Its robust design and safety features make it suitable for critical control and monitoring tasks.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens SIPLUS HMI KP8F PN. Secure reliable, industrial-grade HMI components from Stanlo to ensure the safety and efficiency of your automation systems.

Technical specifications

Based on	6AV3688-3AF37-0AX0
Keys	8 short-stroke
LEDs	Multi-colored
Interface	PROFINET with PROFIsafe
I/O	8 DI/DO, 2 safety DI
Temperature	-20...+55 °C
Coating	Conformal

Common applications

Chemical Industry

Food & Beverage

Automotive Manufacturing

Hazardous Environments

Safety-Critical Control

Industrial Automation

Compatible systems

STEP 7 V5.5 and later PROFINET networks with PROFIsafe support 24 V DC power supply

Also known as

Siemens SIPLUS KP8F PN HMI Key Panel 8 buttons 6AG1688 Key Panel

Replaces / compatible with

Replaces or is compatible with Siemens HMI KP8F PN devices based on the 6AV3688-3AF37-0AX0 platform.

Technical note

Expert tip

The conformal coating provides protection against humidity and contaminants, making it suitable for environments where standard HMI panels would fail.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What safety features does the Siemens 6AG1688-3AF37-2AX0 SIPLUS HMI KP8F PN offer?

The Siemens 6AG1688-3AF37-2AX0 SIPLUS HMI KP8F PN features PROFIsafe integration, allowing for safety-related communication over PROFINET, and includes 2 dedicated safety digital input pins for enhanced safety functions.