HI 98129 HI 98130 pH/EC/TDS/Temperature with Only One Tester InstruTo turn the meter on and to check battery statusPress and hold the /MODE button for 2-3 seconds. All the used segments on the LCD will be visible...
Hanna Instruments HI 98129 and HI 98130 Electronic WARRANTY Instruction Manual HI 98129 • HI 98130 pH/EC/TDS/Temperature PRELIMINARY EXAMINATION HI 98129 and HI 98130 are waterproof pH/EC/TDS/temperature meters. The housing has been completely sealed against humidity and designed to float.All pH...