About Process Indicator SMIT 301H
Accepts Analog Input: 4-20 mA, 0-10 VDC, 0-5VDC
Four Keys Membrane Like Keypad
Display: 4-Digit Numeric 0.56 inch Red LED display for Process Variable
Operating: 24 VDC / 100-263VAC
Transmitter Power supply: +24VDC/50mA
Programmable parameters: Zero, Full scale, Decimal position
Non-volatile Memory for storing configuration parameters
Calibration thro software
Options:
- Retransmission: 4 -20 mA / 0-10 VDC Isolated (Linear Proportional to Indication)
- Two Relays (5A/230VAC) for Alarm
- Communication: RS232 or RS-485 (2-wire), MODBUS protocol
Mechanical Data:
Mounting: Panel mounting
- Cutout size: 92 mm x 44 mm
- Outer dimension: 96 mm x 48 mm x 120 mm (Depth)
Enclosure: Normal
Versatile Input FlexibilityThe SMIT 301H accommodates a range of analog inputs4-20 mA, 0-10 VDC, and 0-5 VDCmaking it suitable for integration with multiple types of sensors and transmitters. This versatility allows industries to employ the device in numerous automation systems without requiring additional adapters.
Intuitive User InterfaceFitted with a four-key membrane keypad, the SMIT 301H ensures straightforward operation and quick parameter adjustments. Users can easily set up and calibrate the device, promoting efficient commissioning and minimizing downtime in demanding industrial environments.
Modern Connectivity and ProtocolsThe process indicator comes equipped with RS232 or RS-485 (2-wire) communications, supporting MODBUS protocol. This feature enables seamless connection with a range of supervisory and data acquisition systems, ensuring smooth integration in complex process monitoring architectures.
FAQs of Process Indicator SMIT 301H:
Q: How is the SMIT 301H process indicator typically installed in industrial setups?
A: The SMIT 301H is designed for panel mounting, using its compact dimensions of 92 mm by 44 mm. With a weight of 1 kg, it can be securely fitted into control cabinets or instrument panels found commonly in manufacturing, chemical, and utility plants.
Q: What types of analog inputs does the SMIT 301H accept, and where is this beneficial?
A: This process indicator supports 4-20 mA, 0-10 VDC, and 0-5 VDC analog signals. Such flexibility proves advantageous in various settings like water treatment plants, food and beverage industries, and pharmaceutical manufacturing, where different sensors or transmitters are deployed.
Q: When should the RS232 or RS-485 (MODBUS) connection be utilized?
A: RS232 or RS-485 connections should be used when real-time data needs to be communicated between the SMIT 301H and supervisory controls or SCADA systems. MODBUS protocol ensures interoperability with a wide array of industrial automation and monitoring platforms.
Q: What process does the SMIT 301H follow to display measurement values?
A: Upon receiving an analog signal from a connected sensor or transmitter, the internal microcontroller processes this data and the device electronically displays real-time measurement values on its panel, allowing operators to monitor critical parameters promptly.
Q: How can the keypad interface enhance device usage?
A: The four-key membrane keypad enables users to effortlessly configure settings, calibrate inputs, and navigate the indicators functions. This user-friendly design speeds up commissioning and ongoing adjustments during industrial operations, boosting productivity.
Q: What are the primary benefits of using the SMIT 301H in automation applications?
A: Employing the SMIT 301H provides precise, real-time measurement monitoring, compatibility with various analog sensors, and simple integration into existing control systems, resulting in optimized operational efficiency and effective process supervision.