Rosemount Head-mount temperature transmitter 248HANA U1 NSQ4
248HANA-U1-NSQ4
Emerson
Rosemount Head-mount temperature transmitter 248HANA U1 NSQ4
Home > Products > Rosemount > Temperature Transmitter Rosemount 248HANA U1 NSQ4 Head-mount temperature transmitter. For Process temperature measuremen…
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Specifications
| Brand | Rosemount (Emerson) |
|---|---|
| Model Number | 248HANA U1 NSQ4 |
| Official Product Name | Rosemount 248 Head Mount Temperature Transmitter |
| Applicable System | Process temperature measurement and monitoring |
| Product Type | Head-mount temperature transmitter |
| Equivalent Standard | HART 5/7, IEC 61508 SIL 2 capable |
| Product Status | Active |
| Output Signal | 4-20 mA with HART |
| Power Supply | 10.5 to 45 V DC |
| Ambient Temperature | -40 to +85 deg C |
| Sensor Temperature Range | -200 to +850 deg C (sensor dependent) |
| Accuracy | Approximately +/-0.05% of span |
| Isolation | 2.5 kVAC galvanic isolation |
| Housing Material | 316 stainless steel / aluminium |
| Input Types | RTD, Thermocouple, mV, ohm |
Product Description
It converts RTD, thermocouple, mV and ohm inputs into a stable 4-20 mA HART output, housed in a DIN Form B transmitter with a 316 stainless steel or aluminium enclosure. The Rosemount 248HANA U1 NSQ4 is a Rosemount 248 head-mount temperature transmitter (Emerson) for single-point temperature measurement.
Basic Product Information
- Universal input: RTD, thermocouple, mV and ohm
- 4-20 mA output with HART protocol
- Open/short sensor diagnostics for reliable loops
- SIL 2 capable, hazardous-area certifications available
- DIN Form B head-mount transmitter for single-point measurement
Technical Specifications
Version & Model Difference
The 248HANA 'U1' denotes no approval; other option codes add approvals, enclosure and assembly. The 248 is offered in head-mount and DIN-rail versions; confirm the option string against the order code.
Application Scenarios
- Process temperature monitoring
- Oil and gas, chemical and power plants
- Water and wastewater treatment
- Replacement transmitter for 4-20 mA HART loops
- It is SIL 2 capable per IEC 61508 when integrated in a safety instrumented system.
Frequently Asked Questions
What is the Rosemount 248HANA U1 NSQ4?
It is a Rosemount 248 head-mount temperature transmitter with universal input and 4-20 mA HART output.
What inputs does it accept?
It accepts RTD, thermocouple, millivolt and ohm sensor inputs.
What is the supply voltage?
It operates from 10.5 to 45 V DC with a 4-20 mA HART output.
Is it SIL rated?
It is SIL 2 capable per IEC 61508 when integrated in a safety instrumented system.
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