DTEL-15G Portable Multifunction Process Signal Calibrator with 0.01 Accuracy Grade and 10+ Hour Battery Life

The DTEL-15G is a high-performance portable field calibrator featuring a large-capacity polymer rechargeable battery and external pressure module connectivity. This instrument delivers exceptional accuracy, stability, and operational efficiency for comprehensive thermal signal calibration applications.

• Complies with multiple national calibration standards including JJG1664-2017, JJG617-1996, and JJF1183-2007
• Simultaneous output and measurement of V, mV, mA, Ω, Hz signals
• Accurate simulation and measurement of thermocouple and thermal resistance temperature signals
• Built-in pH meter verification function with host unit
• Custom PRT function for platinum resistance parameters (R0, A, B, C)
• Verification capability for temperature instruments, transmitters, and recorders
• 4-20mA output with 24V power distribution and independent power supply mode
• Large backlit LCD display with English/Chinese menu options
• High precision electrical signal grade: 0.01 with ±0.005% FS factory control accuracy
• Exceptional stability with automatic internal temperature correction (±0.0003% FS/℃)
• Seven-digit display with high resolution (1μV mV, 1mΩ Ω)
• Compact design (220×107×37mm, 580g) with shock-resistant silicone casing
• Durable membrane touch buttons rated for 500,000-1 million operations
• Support for 2-wire, 3-wire, and 4-wire Ω signal output and measurement
• Automatic stepping and ramping functions with customizable parameters
• Real-time data recording for paperless documentation
• External cold junction compensation probe support
• Extended battery life exceeding 10 hours continuous operation
• Gold-plated test leads for minimal contact resistance and potential

Five-year host warranty with free lifetime accuracy correction and comprehensive service guarantee.