---
title: "system.vision.setReadTimeout"
description: "Sets the read timeout for Client-to-Gateway communication."
---

# system.vision.setReadTimeout

> Sets the read timeout for Client-to-Gateway communication.

:::info Backwards Compatibility
This function replaces [system.util.setReadTimeout](versioned_docs/version-8.1/appendix/scripting-functions/system-util/system-util-setReadTimeout.md). Any scripts containing Vision Client scoped functions that were replaced with system.vision syntax will still work to maintain backwards compatibility.
:::

This function is used in **Python Scripting**.

## Description
Sets the read timeout for Client-to-Gateway communication. Specified in milliseconds.

## Client Permission Restrictions
This scripting function has no [Client Permission](../../../ignition-modules/vision/vision-project-properties/vision-project-properties.md#vision-permissions-properties) restrictions.

## Syntax
`system.vision.setReadTimeout(readTimeout)`

### Parameters
Type | Parameter | Description 
------- | ------- | ------
Integer| `readTimeout` | The new read timeout, specified in milliseconds.

### Returns
Nothing

### Scope
Vision Client

## Code Examples
```python title="Example #1"
# This script will set the read timeout to 20 seconds.
  
system.vision.setReadTimeout(20000)
```