Technical Summary
| Product type designation | KP8F PN |
|---|---|
| Based on | 6AV3688-3AF37-0AX0 |
| Product lifecycle | Active Product |
| With parameterizable keys | Yes |
| Number of short-stroke keys | 8 |
| Number of function keys | 8 |
| Direct keys (keys as S7 input I/O) | 8 |
| Number of digital inputs | 8; Total inputs and outputs max. 8 and 1x SIL 2 or 2x SIL 3 |
| Number of digital outputs | 8; Max. 8 inputs and outputs (total) |
| Type of supply voltage | DC |
| Rated value (DC) | 24 V; 24 V can be looped through connector, interrupted when pulled |
| Permissible range, lower limit (DC) | 20.4 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Current consumption (rated value) | 0.3 A |
| Number of PROFINET interfaces | 2; Incl. switch |
| PROFINET | Yes; also 3rd party PLC |
| PROFIsafe | Yes; 1x SIL 3 (two-channel) or 2x SIL 2 (single-channel) emergency stop sensors |
| Mounting type | Mounting clip |
| Mounting position | vertical |
| Front mounting | Yes; Compatible with Extension Units dimensions |
| IP (at the front) | IP65 |
| IP (rear) | IP20 |
| NEMA Enclosure Type 4x at the front | Yes; Incl. NEMA12 |
Applications
Operator control with 8 parameterizable keys, 8 short-stroke keys, and multi-colored LED indication.
Connection to PROFINET networks through 2 PROFINET interfaces with an integrated switch.
Safety-related input and output handling with PROFIsafe and 2 safety DI pins.
Key Features
Key panel based on 6AV3688-3AF37-0AX0.
Designed with conformal coating.
-20…+55 °C.
8 short-stroke switches with multi-colored LEDs.
PROFINET interfaces with PROFIsafe support.
Product lifecycle: Active Product.
Frequently Asked Questions
What is Siemens 6AG1688-3AF37-2AX0?
It is a SIPLUS HMI KP8F PN key panel based on 6AV3688-3AF37-0AX0.
How many keys and digital I/O does 6AG1688-3AF37-2AX0 have?
It has 8 short-stroke keys, 8 function keys, 8 digital inputs and 8 digital outputs.
What are the PROFINET and PROFIsafe details for this unit?
It has 2 PROFINET interfaces, supports PROFINET and PROFIsafe, and includes a switch.
What supply voltage does 6AG1688-3AF37-2AX0 use?
The supply voltage is DC 24 V, with a permissible range of 20.4 V to 28.8 V.
What mounting and protection details are listed for this HMI key panel?
It uses mounting clip installation, supports vertical mounting, and has IP65 at the front and IP20 at the rear.
