ISOMETER® IR427 with MK7
- Insulation monitoring device for medical IT systems
- Load and temperature monitoring for IT system transformers
- According to IEC 60364-7-710 and IEC 61557-8
- Two separately configurable response values
- Multi-functional LC display
The ISOMETER® of the IR427 series is designed to monitor the insulation resistance of AC circuits (medical IT systems). At the same time, the load current and temperature of the IT system transformer can be monitored.
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- Ordering information
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- ISOMETER® IR427
- Insulation monitoring for medical IT systems
- Load and temperature monitoring for IT system transformers
- Adjustable response value for R
- Adjustable load current response value
- Integrated voltage monitoring for four alarm and test combinations MK7
- Temperature monitoring via PTC Thermistor or Bimetal switch (NC)
- Connection monitoring earth
- LEDs: Power On, Alarm 1, Alarm 2
- Internal/external test button
- Programmable alarm relay: N/O or N/C operation
- Self monitoring with automatic alarm message
- Compact two-module enclosure (36 mm)
- Four-wire interface for four alarm and test combinations MK7
- Remote alarm indicator and test combination MK7
- Easy-to-clean front foil surface
- Label field
- Panel frame alpine white
- Alarm LEDs: Power On, insulation fault overload, overtemperature
- Test button
- Mute button
- Standard flush-mounting enclosure 66 mm
- Medical IT systems in accordance with IEC 60364-7-710:2002-11, IEC 61557-8 and DIN VDE 0100-710
Optional accessories for ISOMETER® IR427 with MK7
| Type | Art. No. |
|---|---|
| STW2 measuring current transformer | B942709 |
| ES0107/temperature sensor (PTC) | B924186 |
| XM420 Mounting frame | B990994 |
| MK-Cavity-wall-box-60mm | B95100203 |
Variants of ISOMETER® IR427 with MK7
| Type | Supply voltage US | Art. No.** |
|---|---|---|
| IR427-2 | AC 70…264 V, 42…460 Hz* | B72075300 B92075300 |
| MK7 | DC 18…28 V | B95100201 |
* Absolute values
**(B7… = push-wire terminal / B9… = screw-type terminal)
**(B7… = push-wire terminal / B9… = screw-type terminal)
Downloads for ISOMETER® IR427 with MK7
| Category | Product | Language | Size | Download |
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