Honeywell STT750 SmartLine Temperature Transmitter
Product Overview
The STT750 SmartLine Temperature Transmitter is part of the Honeywell SmartLine family. It is a high-performance temperature transmitter designed for accurate and stable temperature measurement across a wide range of process and ambient conditions.
Main Features
Digital accuracy up to 0.14 deg C for RTD input.
Stability up to +/-0.01% of URL per year for ten years.
125 mSec update time for single input models and 250 mSec for dual input models.
Built-in galvanic isolation and dual compartment housing.
Sensor break detection and comprehensive on-board diagnostics.
Supports NAMUR 89 wire break and direct Callendar-van Dusen coefficient entry.
Universal input, modular construction and polarity-insensitive loop wiring.
Key Specifications
| Series | STT750 SmartLine Temperature Transmitter |
| Output / communication | 4-20 mA DC, HART version 7.0 |
| Input support | RTD, thermocouple, millivolt and ohm input types |
| RTD range | Pt100: -200 to 850 deg C; Pt1000: -200 to 500 deg C |
| Thermocouple support | B, E, J, K, N, R, S, T and C types |
| Supply voltage | HART models: 11.8 to 42.4 Vdc at terminals; IS versions limited to 30 Vdc |
| Load resistance | 0 to 1,400 ohms |
| Ambient temperature | -40 to 85 deg C operating; -55 to 120 deg C transportation and storage |
| Humidity | 0 to 100% RH operating limits |
| Isolation | 2000 Vdc galvanic isolation between inputs and output |
Configuration and Diagnostics
The STT750 supports standard LCD display options, integral or external configuration buttons, handheld configuration through Honeywell Versatilis, and PC configuration through Field Device Manager software. The modular design helps reduce maintenance and inventory costs.
HONGKONG XIEYUAN TECH CO., LIMITED
Contact: Ms. Lily
Email: lily@hkxytech.com
WhatsApp/Wechat: +86 13789949182