Key Features
- Position value reading for SSI encoders: Signal module for reading in the position value from 3 SSI encoders.
- 2 FREEZE inputs: Includes 2 FREEZE inputs.
- Isochronous mode support: Supports isochronous mode.
- 20-pole front connector: Requires 1x 20-pole front connector.
- Diagnostic alarm: Diagnostic alarm: Yes.
- Encoder supply: Encoder supply 24 V with output current, max. 900 mA.
Applications
- Position value acquisition from SSI encoders: Reading in the position value from 3 SSI encoders.
Technical Summary
| Product type | SIMATIC S7-300 signal module |
|---|---|
| Encoders, max. | 3 |
| Encoder interface | Absolute encoder (SSI) |
| FREEZE inputs | 2 FREEZE inputs |
| Front connector | 1x 20-pole |
| Isochronous mode | supports isochronous mode |
| Load voltage L+ rated value (DC) | 24 V |
| Input current from load voltage L+ (without load), max. | 100 mA |
| Input current from backplane bus 5 V DC, max. | 160 mA |
| Encoder supply 24 V | Yes; L+ (-0.8 V) |
| Encoder supply output current, max. | 900 mA |
| Power loss, typ. | 3 W |
Frequently Asked Questions
What does Siemens 6ES7338-4BC01-0AB0 do?
It is a SIMATIC S7-300 signal module for reading in the position value from 3 SSI encoders.
How many encoders can the 6ES7338-4BC01-0AB0 connect?
Up to 3 encoders.
What connection and timing features does this module have?
It uses 1x 20-pole front connector and supports isochronous mode.
