





TI-11 / TI-21 / TI-31V / TI-41 / UTI-38 Multispan
Multispan TI/UTI Series Digital Temperature Indicators – TI-11, TI-21, TI-31V, TI-41, UTI-38
One-Line Summary
High-accuracy digital temperature indicators for J/K/PT100 sensors, featuring fast sampling, a bright 4-digit LED display, and durable panel-mount design for industrial monitoring.
The Multispan TI/UTI Series is a compact, high-accuracy line of digital temperature indicators designed for industrial monitoring. With support for J/K thermocouples and PT100 RTD sensors, these indicators provide reliable measurement, fast sampling, and a bright 4-digit display, making them ideal for temperature and process data indication.
Key Features
4-digit bright red 0.56” LED display for clear visibility
Accepts J, K thermocouple or PT100/3-wire RTD (optional PT.1)
High measurement accuracy: ±1% of full scale
Wide power range: 100–270V AC, 50/60 Hz
Fast sampling rate: 6 samples per second
Sensor burnout protection and cold junction compensation (CJC)
Rugged panel-mount design with 92 × 92 mm cutout
Suitable for temperature as well as pressure/flow/pH when used with analog transmitters
Mounting clamps included for easy installation
Designed to operate in harsh industrial environments (up to 95% RH)
Technical Specifications (Table)
| Parameter | Specification |
|---|---|
| Models | TI-11, TI-21, TI-31V, TI-41, UTI-38 |
| Sensor Inputs | J/K Thermocouple, PT100/3-wire, PT.1 Optional |
| Display | 4-digit, 0.56” Red LED |
| Accuracy | ±1% of FSD |
| Sampling Rate | 6 samples/second |
| Power Supply | 100–270V AC, 50/60 Hz |
| Error Protection | Sensor burnout, CJC compensation |
| Panel Cutout | 92 × 92 mm |
| Humidity | Up to 95% RH (non-condensing) |
| Ambient Temp | Up to 55°C |
| Max Measurable Temp | Up to 1200°C (K-type) |
| Mounting | Panel mount with clamps |
| Body Construction | Industrial ABS housing |
Applications
Industrial temperature monitoring
Packaging machinery
Process panels in manufacturing plants
Ovens, furnaces, incubators
Pressure, flow, pH monitoring via analog transmitters
RPM indication from VFD outputs
HVAC and utility monitoring systems
What’s in the Box?
1 × Multispan TI/UTI Series Indicator (model selected)
Panel mounting clamps
Wiring diagram label
Instruction leaflet
FAQ
Q1. Which sensors are supported?
J/K thermocouples and PT100/3-wire RTDs; PT.1 option available.
Q2. Can it measure high temperatures?
Yes, up to 1200°C using a K-type thermocouple.
Q3. Is it suitable for industrial environments?
Yes, it operates up to 55°C and 95% RH, making it robust for harsh conditions.
Q4. Can this indicator read signals from other transmitters?
Yes, when paired with analog transmitters for pressure, flow, pH, or RPM.
Q5. How do I mount the device?
It installs in a 92×92 mm panel cutout using supplied mounting clamps.