Honeywell SmartLine STT700 Smart Temperature Transmitter
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Smart temperature transmitter, single or dual universal input, available 4-20 mA output plus HART or DE communications, 500 mS update time, digital accuracy to 0.15° C (Pt100Ω). DIN Form A
Honeywell's SmartLine STT700 is single or a dual input temperature transmitter that supports millivolt, thermocouple and RTD sensors. It can be mounted on a DIN rail, pipe, wall, or in a field housing. It is available with either HART or DE protocol output, and can easily replace the retired Honeywell STT250 temperature transmitter.
- Universal sensor input for millivolt, RTD, and thermocouples
- 4-20 mA, HART or Honeywell DE outputs
- Digital accuracy up to 0.15°C for Pt100 with ±0.025% span output accuracy
- Stability up to ±0.05% upper range limit per year for 10 years
- Dual sensor measurements for average or differential temperature output or redundant switchoever to second sensor
- Update times of 500 mSec (single input) or 1 Sec (dual input)
- Built-in galvanic isolation and sensor break detection
- Optional LCD integral display used for configuration, displays process variable
- Polarity-insensitive loop wiring
- Comprehensive built-in onboard diagnostics
- Local configuration, HART communicator
- DIN Form A, single compartment, aluminum housing for direct installation
- Full compliance to SIL 2/3 requirements
- FM, CSA, ATEX, IECEx approvals
Model Selection Guide
Use this table to find the right model for your application. Don't see the option you need? Call a Lesman sales specialist at 800-953-7626.
Make a selection from each table section below, making note of the Availability column to build a proper catalog number.
A complete catalog number will look like this: STT700-_ _ - _ _ _ - _ _ _ _ _ _ - _ _ _ _ - 11S - _ - _ _,_ _ - 00000
| Description | Catalog Number | Availability | |
|---|---|---|---|
| Universal Input Smart Temperature Transmitter | STT700- | • | |
| Inputs | Single Sensor Input, 4 Terminations | 1 _- | • |
| Dual TC or RTD Sensor Inputs, 5 Terminations | 3 _- | a | |
| Output | 4-20 mA DC and HART 7 Protocol | _ H- | • |
| 4-20 mA DC and Honeywell DE Protocol | _ D- | s | |
| Approvals | None | 00 _ - | • |
| ATEX Intrinsically Safe, Non-Sparking | A1 _ - | c | |
| ATEX IS, Flameproof, Dust, and Non-Sparking | A2 _- | k | |
| CSA Intrinsically Safe, Non-Incendive, Non-Sparking | C1 _- | c | |
| CSA IS, Flameproof, Explosion-Proof, Dustproof, Non-Incendive, Non-Sparking | C2 _ - | k | |
| FM Intrinsically Safe, Non-Incendive | F1 _- | c | |
| FM IS, Explosion-Proof, Non-Incendive | F2 _- | k | |
| Safety | None | _ _ 0- | • |
| SIL 2/3 Certified | _ _ E- | m | |
| Housing | None (DIN Form A) | 0 _ _ _ _ _- | • |
| Polyester Powder-Coated Aluminum | U _ _ _ _ _- | • | |
| 316 Stainless Steel (Grade CF8M) | X _ _ _ _ _- | • | |
| End Cap | None | _ 000 _ _- | c |
| Polyester Powder-Coated Aluminum | _ U00 _ _- | u | |
| Polyester Powder-Coated Aluminum with Window | _ V00 _ _- | u | |
| 316 Stainless Steel (Grade CF8M) | _ X00 _ _- | • | |
| 316 Stainless Steel (Grade CF8M) with Window | _ Z00 _ _- | • | |
| Interface | No Integral Display, No Buttons | _ _ _ _ 0 _- | • |
| Integral Display, Integral Buttons, English Interface | _ _ _ _ 2 _- | g | |
| Lightning Protection | None | _ _ _ _ _0- | • |
| With Lightning Protection Module | _ _ _ _ _ P- | • | |
| Mounting | No Bracket | 0 _ _ _ - | • |
| Carbon Steel Mounting Bracket for 2" Pipe | 8 _ _ _ - | • | |
| 316 SS Mounting Bracket for 2" Pipe | 9 _ _ _ - | • | |
| Spring-Loaded Mounting Set | 6 _ _ _ - | v | |
| DIN Rail Mounting via Clip | 7 _ _ _ - | c | |
| Tagging | None | _ 0 _ _ - | • |
| Stainless Steel Tag (4 Lines, 26 Char/Line) | _ 1 _ _ - | k | |
| Conduit Plug | No Conduit Plug or Adapters Required | _ _ A0- | • |
| 1/2 NPT 316 SS Certified Conduit Plug | _ _ A6- | • | |
| Configuration | Write Protect Disabled, Fail High, Standard Hi/Low Output Limits | 11S- | • |
| Calibration | Standard Accuracy, Factory Standard Calibrated Range | A- | • |
| Standard Accuracy, Custom Calibrated Range | C- | • | |
| Options | None | 00- | • |
| Calibration Test Report, Certificate of Conformance | F1- | • | |
| Certificate of Origin | F5- | • | |
| SIL 2/3 Certificate | FE- | p | |
Restrictions:
a Not available with Honeywell DE protocol.
c Available only on models without housing.
g Not available on FM-Approved models, Requires end cap with window.
k Requires field housing.
m Requires lightning protection module.
s Not available on SIL-rated models.
u Requires aluminum housing.
| Is FM | No |
|---|---|
| HART | Yes |
| SIL-Rated | Yes |
To build your complete part number, make a selection from each table section below. Your completed model and its price will appear in the Results section. If you don't see the options you need, call us.
Results
| Please complete your model selections. |