Jarhead Manuals & User Guides

PZEM-051 DC Digital Ammeter Voltmeter 4-in-1 LCD Monitor User Manual

PZEM-051 • 1 PDF • May 14, 2026

Comprehensive user manual for the Jarhead PZEM-051 DC Digital Ammeter Voltmeter. Learn about its features, specifications, installation, wiring, operation, and maintenance. This 4-in-1 LCD monitor measures voltage, current,…

PZEM-008 Din Rail Electricity Digital Power Energy Meter User Manual

PZEM-008 • 1 PDF • May 11, 2026

Instruction manual for the Jarhead PZEM-008 Din Rail Electricity Digital Power Energy Meter, covering setup, operation, specifications, and troubleshooting.

PZEM-051/PZEM-031 DC Digital Multifunction Voltmeter Ammeter User Manual

PZEM-051/PZEM-031 • 1 PDF • May 10, 2026

Comprehensive user manual for the Jarhead PZEM-051/PZEM-031 DC Digital Multifunction Voltmeter Ammeter, covering installation, operation, specifications, and safety guidelines for models with 0-20A, 0-50A, and 0-100A shunts.

KWS-306 Series Smart Digital Electricity Meter User Manual

KWS-306 Series • 1 PDF • April 4, 2026

Comprehensive user manual for the Jarhead KWS-306, KWS-306L, and KWS-306WF Smart Digital Electricity Meters. Includes safety instructions, features, specifications, installation, operation, and troubleshooting.

GM328A Transistor Tester User Manual

GM328A • February 21, 2026

Instruction manual for the Jarhead GM328A Transistor Tester, LCR Diode Capacitance ESR Voltage Frequency Meter with PWM output and Type-C charging. Includes setup, operation, calibration, specifications, and troubleshooting.

Jarhead HT59 HT60 Gas Leak Detector User Manual

HT59/HT60 • February 14, 2026

Comprehensive user manual for the Jarhead HT59 and HT60 Gas Leak Detectors, including setup, operation, maintenance, specifications, and safety guidelines for detecting combustible gases like methane.

KWS-303 Series Voltage and Current Power Meter User Manual

KWS-303 Series • February 8, 2026

Instruction manual for the Jarhead KWS-303, KWS-303L, and KWS-303WF multi-function AC meters, covering setup, operation, specifications, and troubleshooting for accurate electrical monitoring.

STC3008 Dual Digital Temperature Controller User Manual

STC-3008 • February 5, 2026

Comprehensive user manual for the Jarhead STC-3008 Dual Digital Temperature Controller. Includes setup, operating instructions, specifications, and troubleshooting for this versatile thermoregulator with dual relay outputs for heating…

Jarhead DDS Function Signal Generator User Manual

FG-200 • January 26, 2026

Comprehensive instruction manual for the Jarhead FG-200 series DDS Function Signal Generators, covering setup, operation, technical specifications, and maintenance for models FG-100, FG-200, and FG-300. Learn to generate…

STC-1000 / STC-3028 Digital Temperature & Humidity Controller User Manual

STC-1000/STC-3028 • January 4, 2026

Comprehensive user manual for the Jarhead STC-1000 and STC-3028 digital temperature and humidity controllers, including specifications, setup, operation, maintenance, and troubleshooting.

KWS-066C Type-C Tester User Manual

KWS-066C • December 27, 2025

Comprehensive user manual for the Jarhead KWS-066C Type-C Tester, providing instructions for setup, operation, specifications, and troubleshooting for real-time voltage and current monitoring of USB-C devices.

Jarhead SCO2 Dual Channel Digital Portable Oscilloscope User Manual

SCO2 • December 26, 2025

Instruction manual for the Jarhead SCO2 Dual Channel Digital Portable Oscilloscope, covering setup, operation, specifications, and troubleshooting for electronic measurements.