Description
The Part Number 779891-03 specifies an Industrial Communication Interface known as the NI-9870. This model is a 4 Port RS232 Serial Module that comes with a Conformal Coating for enhanced protection.
The Interface used by this module is RS232, which allows for reliable serial communication. It features 4 Ports, making it versatile for multiple connections. The Power Supply required is external, ranging from 8 to 28 VDC, which accommodates a variety of industrial power setups.
Each port is equipped with a 64 B UART FIFO, ensuring efficient data handling. The Baud Rate can reach up to 921.6 kbit/s per port, allowing for high-speed data transmission. When it comes to power consumption, it operates at a maximum of 0.5 W when active and drops to a mere 50 µW in sleep mode, highlighting its energy efficiency.
The module supports a Maximum Cable Length of 250 pF equivalent, ensuring flexibility in physical setup. It weighs 5.4 oz, making it lightweight yet robust for industrial environments. The Operating Temperature range is from -40 °C to 70 °C, and it can be stored in temperatures ranging from -40 °C to 85 °C, indicating its resilience to harsh conditions.
Regarding durability, it can withstand Vibration during operation of 5 grms, 5g (10 to 500 Hz), ensuring reliability in vibratory conditions. The module is designed for use with specific Software tailored to enhance its performance and user experience, although the software details are not specified in this description.
| Specification | Details |
|---|---|
| Part Number | 779891-03 |
| Category | Industrial Communication Interfaces |
| Model | NI-9870 |
| Description | NI 9870, 4 Port RS 232 Serial Module, Conformal Coating |
| Interface | RS232 |
| Ports | 4 |
| Power Supply | External, 8 to 28 VDC |
| UART FIFO | 64 B per port |
| Baud Rate | Up to 921.6 kbit/s per port |
| Power Consumption | Active: 0.5 W max, Sleep: 50 µW |
| Maximum Cable Length | 250 pF equivalent |
| Weight | 5.4 oz |
| Operating Temperature | -40 °C to 70 °C |
| Storage Temperature | -40 °C to 85 °C |
| Vibration | Operating: 5 grms, 5g (10 to 500 Hz) |
| Software
Question 1: What is the part number for the NI-9870? Question 2: What type of interface does the NI-9870 use? Question 3: What is the maximum baud rate per port on the NI-9870? Question 4: What is the operating temperature range for the NI-9870? Question 5: What is the power consumption in sleep mode for the NI-9870? |



