This manual introduces basic maintenance, performance testing and calibration adjustment procedures for the 61-312 and 61-314 multimeters.
This document is a technical service manual for the IDEAL 61-312 and 61-314 series digital multimeters. It provides essential information for qualified personnel, including safety precautions, general and measurement specifications, and required equipment for servicing.
| Display Count | 3 3/4 digit liquid crystal display, max count 3999 |
|---|---|
| Numeric Update Rate | 1.5 times / sec |
| Power Source (61-312) | 1.5V AAA x2 battery |
| Power Source (61-314) | 9.0V battery: types- NEDA 1604, JISOO6P, IEC6F22 |
| Maximum Input Voltage | 600Vrms CAT II between V and COM |
| Maximum Floating Voltage | 600Vrms CAT II between any terminal and earth ground |
| Maximum Input Current | 400mA between mA and COM |
| Overload Protection mA Connector | 500mA (250V) fast blow fuse |
| Overload Protection 10A Connector | 10A (250V) fast blow fuse |
| Battery Life (61-312) | Alkaline 1.5Vx2 AA, * 200 hours |
| Battery Life (61-314) | Alkaline 9V, ~ 200 hours |
Only qualified personnel should perform these procedures to avoid shock or injury.
Follow standard practices for handling static sensitive devices as the meter contains parts that can be damaged by static discharge.
The automatic backlight off time is 15 minutes.
The maximum input current is 400mA between mA and COM.