EK-C358B
EK-C358B Insulation Onlin Monitor
EK Instruments EK-C358B — professional insulation onlin monitor for industrial electrical testing.
Product Overview
EK-C358B Insulation Onlin Monitor
EK Instruments EK-C358B is a professional insulation onlin monitor. Designed for industrial electrical measurement and field testing. Built with precision engineering and reliable components for long-term stability.
Product Function
Online monitoring of insulation resistance for cables, motors, switches, electrical appliances and other electrical equipment and insulation materials.
Product Features
1.The testing must be carried out when the tested circuit is not live.
2.Insulation resistance testing for up to 8 channels.
3.With manual measurement and RS485 remote measurement modes, and Bluetooth control measurement mode (only EK-C358B).
4.EK-C358C is equipped with dry contact input/output signal, which can control the monitor testing and alarm signal output. Equipped with built-in sound and light alarm function.
Technical Specification
Model | EK-C358 | EK-C358B | EK-C358C |
Power Supply | DC 12V-24V (External power supply) | ||
Display Screen | 0.96 inch LCD; display area: 21.7mm × 10.9mm | ||
Output Voltage | 500V | 50V, 100V, 250V, 500V, customizable | 50V, 100V, 250V, 500V, 1000V, customizable |
Short Circuit Current | 2mA Max | 2mA Max | 5mA Max |
Resistance Range | 0.1MΩ ~ 10GΩ | 0.1MΩ ~ 20GΩ | 0.1MΩ ~ 20GΩ |
Measurement Mode | Manual measurement, RS485 remote measurement | Manual measurement, RS485 remote measurement, Bluetooth control measurement | Manual measurement, RS485 remote measurement |
Test Time | 60 seconds | Insulation resistance: 20 seconds, Dielectric Absorption Ratio: 1 minute, Polarization Index: 10 minutes. Test time can also be controlled via communication from 1 second to 10 minutes. | Insulation resistance: 20 seconds, Dielectric Absorption Ratio: 1 minute, Polarization Index: 10 minutes. Test time can also be controlled via communication from 1 second to 10 minutes. |
Communication Mode | RS485 communication | RS485 communication, Bluetooth communication | RS485 communication |
Transmitted Data | Insulation resistance value, Dielectric Absorption Ratio | Insulation resistance value, output voltage, leakage current, Dielectric Absorption Ratio, Polarization Index | Insulation resistance value, output voltage, leakage current, Dielectric Absorption Ratio, Polarization Index, dry contact input/output |
Number of Test Channels | 1 ~ 8 channels | 1 ~ 8 channels | 1 channel |
Alarm Function | - | - | Yes, 0 ~ 999 MΩ, 0 is off |
Automatic Test Function | - | - | Yes, 0 ~ 999 hours, 0 is off |
Fast Discharge Function | - | - | Yes |
Dry Contact Control | - | - | Yes |
Accuracy | ±5%rdg ±5dgt | ||
Indicator Lights | Power indicator, test indicator, RS485 communication indicator, alarm indicator (only EK-C358C) | ||
Buttons | Test button, test parameter setting button, meter address setting button | ||
Installation Method | DIN rail mounting or screw mounting | ||
Power Consumption | Standby 0.8W, Max 12W | ||
Meter Dimensions | 169mm × 104mm × 73mm | ||
Meter Weight | Approx. 0.6kg (including package) | ||
Operating Temperature & Humidity | -20℃ ~ 60℃; below 80%RH | ||
Accessories | Monitor: 1 PC; 5P wiring terminal: 1 PC; 8P wiring terminal: 1 PC (only EK-C358C) | ||
Applications: Power utility, industrial maintenance, electrical testing labs, field engineering services.
Need Help?
Our team is ready to assist with product selection and application questions.
Email Us
Jemma@ek-instruments.com