TEK-TEMP 2100A SINGLE ELEMENT LCD Relative Humidity Range 0% to 100% RH
Accuracy ±0.3 of F.S.
Hysteresis ±1%
Repeatability ±0.05% of Span
Temperature Limits -40 °F to 140 °F (-40 °C to 60 °C)
Storage Temperature -40 °F to 176 °F (-40 °C to 80 °C)
Compensated Temperature -40 °F to 185°F (-40 °C to 85 °C)
Power Requirements 12 VDC to 45 VDC
Output Signal 4 mA to 20 mA with HART®
Response Time 15 s
Electrical and Housing Connections ½” to 14″ NPT
Housing Material Aluminium
Display Optional 5 digit LCD display
Weight 2.64 lb (1.2 kg)
Enclosure Rating For Class 1, Division 1
Agency Approvals CE, FM

- High Accuracy: ±0.1% FS (at 68 °F (20 °C), mV input)
- Long-Term Stability
- Selection of various T/C, RTD, mV, Ohm
- Data Configuration with HART® configurator or using Zero and Span buttons for device configuration.
- Also available with fieldbus
- Continuous Self Diagnostic Function (sensor, memory, communication)
- Automatic Compensation: Linearization of sensor input, ambient temperature compensation
- Fail-mode process function by hardware and software
- EEPROM Write Protection
- I/O Isolation: Grounded T/C input
- CE EMC Conformity Standards (EN50081-2, EN50082-2)
- Dual Compartment housing to seperate receive electronics and field wiring and transmitter electronics.
- Good compatibility of the 4-20 mA output signal with most control systems
- No expensive wiring
- Easy to maintain
- Immune to the electromagnetic interference and radio frequency interference present in plants
- 5 digit LCD display for units in 0C or 0F

• 2100A - EX Proof Catalog https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/2100A-_Ex-Proof_Catalog_en24.r01.2_W.pdf
• 2100A Datasheet https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/2100A_Ex-Proof_Datasheet_en24_r00.2_W.pdf
• 2100A Manual https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/2100A-_ExProof_Manual_en24.r01.1_W.pdf
• 2100A Quick Start Guide https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/2100A-quick-start-guide.pdf