The TD2291 is a 350 mm temperature transmitter with integrated display for deep temperature measurement in hygienic process systems. Its extended probe length is suitable for larger tanks, vessels and process equipment. The transmitter supports a −50…150 °C measuring range with 4–20 mA analogue output. IO-Link provides digital configuration, diagnostics and process-data communication. Stainless-steel construction supports demanding food and beverage processing environments. The TD2291 provides reliable local and remote temperature monitoring for industrial automation.
Explore performance details, construction highlights, applications, and technical information in one clear overview.
The TD2291 is designed for installations requiring a 350 mm sensing depth. Its long probe allows the sensing point to be positioned deeper inside process equipment. The integrated display provides local process information. The analogue output supports standard automation systems. IO-Link provides smart-sensor functionality and diagnostic access. Its hygienic construction is suitable for continuous industrial process monitoring.
The temperature element measures the process medium. Electronics convert the measurement into a proportional current signal. IO-Link provides digital process communication. The display provides local indication. Diagnostic information assists maintenance. This architecture supports reliable temperature monitoring.
The 350 mm probe provides extended process reach. Stainless-steel construction supports hygienic installations. High ingress protection supports demanding cleaning conditions. Fast response provides responsive process monitoring. The M12 interface supports reliable connection. The transmitter is designed for continuous service.
350 mm probe
Four-digit display
−50…150 °C
4–20 mA
IO-Link 1.1
Pt1000
Stainless-steel construction
Hygienic design
IP67/IP68/IP69K
Fast response
Digital diagnostics
Local display
M12 connector
PLC compatible
Extended sensing depth
Large tanks
Deep vessels
Food processing
Beverage processing
Dairy plants
Breweries
Process pipelines
Storage systems
CIP/SIP
Temperature control
Quality monitoring
PLC automation
SCADA
DCS
Industrial process monitoring
| Specification | Details |
|---|---|
| Product model | TD2291 |
| Order code | TD-350CFED06-A-ZVG/US |
| Probe length | 350 mm |
| Measuring range | −50…150 °C |
| Factory setting | −10…150 °C |
| Sensor | Pt1000 |
| Output | 4–20 mA |
| Load | 300 Ω |
| Display | 4-digit LED |
| Display resolution | 0.1 K |
| Analogue resolution | 0.04 K |
| Accuracy | ±0.3 K + ±0.1% MS |
| IO-Link | Yes |
| Revision | 1.1 |
| Communication | COM2 |
| T05 | 1 s |
| T09 | 3 s |
| Supply | 18–32 V DC |
| Ambient | −25…80 °C |
| Storage | −40…100 °C |
| Protection | IP67/IP68/IP69K |
| Connection | M12 |
| Construction | Stainless steel |
| Display | LED |
| Application | Hygienic process |
Browse product families and jump into the exact catalog section you need.