# M-System PM-A-R Pot Transmitter - 4-20mA Output | Ram Automations

The **M-System PM-A-R Pot Transmitter**, a crucial component for industrial automation, provides precise measurement and transmission of potentiometer signals. Manufactured by M-System Co., Ltd., this unit, with part numbers **N1858D** and **N2066A**, is designed for demanding applications, ensuring reliable performance in various industrial settings. It is ideal for monitoring and controlling potentiometer signals, guaranteeing smooth operation and optimal control.

This **Pot Transmitter** operates with an input impedance ranging from 100Ω to 10KΩ and offers a 4-20mA DC output signal, powered by 24V DC. Its compact design and lightweight build of only 190 grams facilitate easy installation and integration into existing systems. The **PM-A-R** model from **M-System** is built to withstand harsh environments, ensuring long-term reliability and accurate signal transmission.

Key Features:

-   **Precise Measurement:** Accurately measures and transmits potentiometer signals.
-   **Robust Construction:** Designed for durability in industrial environments.
-   **Easy Installation:** Compact and lightweight for seamless integration.
-   **Wide Compatibility:** Handles input impedance from 100Ω to 10KΩ.
-   **Reliable Performance:** Ensures consistent signal transmission with a 4-20mA DC output.

Specifications:

Model: PM-A-R

Manufacturer: M-System Co., Ltd.

Input Impedance: 100Ω to 10KΩ

Output Signal: 4-20mA DC

Power Supply: 24V DC

Part Numbers: N1858D, N2066A

Trust the **M-System PM-A-R Pot Transmitter** for reliable and accurate potentiometer signal measurement in your industrial systems. Contact Ram Automations at [info@ramautomations.com](mailto:info@ramautomations.com) for all your automation needs.

## Details

- **Price:** 999.0 USD
- **Vendor:** M-System
- **Type:** Industrial Automation > Measurement Devices > Transmitters
- **Tags:** 4-20mA transmitter, industrial automation, M-System, M-System PM-A-R, N1858D, N2066A, PM-A-R, pot transmitter, potentiometer signal

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- M-System PM-A-R Pot Transmitter - 4-20mA Output | Ram Automations-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/m-system-pm-a-r-pot-transmitter)
> Updated: 2026-09-19