IO102 Aton VМ series explosion-proof non-contact magnetic switches are designed to open/close electric circuits when a magnet approaches to a certain distance. Switches are manufactured in a housing with "explosion-proof enclosure" protection type or in intrinsically safe version. Magnetic switches can be used as a monitoring device in the interlock systems designed to build local and distributed systems for emergency shut-down of equipment, alarm set-off, and safety sensors. IO102 Aton VM explosion-proof magnetic switches operate reliably in severe operating conditions, in places with severe pollution, high humidity, and in chemically aggressive environments. Switches are resistant to high switching frequencies. Sensors of the switch are activated without contact by permanent magnet.
The switches can be used in explosion-hazard zones and outdoor installations rated to Class 1 and lower as per GOST IEC 60079-10-1-2011 and other regulations that set the requirements for use of electric equipment in explosion-proof zones. The environment may contain explosive mixtures of gases and vapours of IIА, IIВ and IIС category. Switches in stainless steel enclosure belong to the electrical equipment of group I and II as per GOST R 60079-0-2011 and can be used in underground workings of mines, mines and their land structures, as well as in explosive areas of premises and outdoor installations in accordance with the assigned explosion proof marking.
Name | Description | Enclosure material | Explosion protection marking |
IO102-VZ A Aton VM, ver.12 | Armoured cable 1 m; N/O contact | Aluminum-silicon alloy | 0Ex ia IIC T6 Ga X |
IO102-VZ A Aton VM, ver.14 | Armoured cable in metal hose RZTsH-12, 1m;
N/O contact |
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IO102-VZ A Aton VM, ver.22 | Armoured cable 1 m;
switching contact |
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IO102-VZ A Aton VM, ver.24 | Armoured cable in metal hose RZTsH-12, 1m;
switching contact |
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IO102-VZ N Aton VM ver.12 | Version for mining;; Armoured cable 1 m; N/O contact | Stainless steel 12Х18Н10Т | 0Ex ia IIC T6 Ga X/ /PO Ex ia I Ma X |
IO102-VZ N Aton VM ver.14 | Version for mining;;
Armoured cable in metal hose RZTsH-12, 1m; N/O contact |
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IO102-VZ N Aton VM ver.22 | Version for mining;;
Armoured cable 1 m;; switching contact |
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IO102-VZ N Aton VM ver.24 | Version for mining;;
Armoured cable in metal hose RZTsH-12, 1m; switching contact |
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IO102-MK А Aton VM ver.13 | Removable cable gland;
N/O contact |
Aluminum-silicon alloy | 1Ex d IIC T6 Gb |
IO102-MK А Aton VM ver.23 | Removable cable gland;
switching contact |
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IO102-MK N Aton VM ver.13 | Version for mining;;
Removable cable gland; N/O contact |
Stainless steel 12Х18Н10Т |
1Ex d IIC T6 Gb /
/PB Ex d I Mb |
IO102-MK N Aton VM ver.23 | Version for mining;;
Removable cable gland; switching contact |
Parameter | Value |
Switching voltage, max: | |
non-mining version | 60 V |
mining version | 27 V |
Switching current, max | 0,25 A |
Current, max | 0,5 A |
Connected wire gauge, (only IO102-MK) | 0.35...1.5 mm2 |
Ingress protection: | |
IO102-А Aton, IO102-N Aton | IP68 |
IO102-MK Aton | IP67 |
Operating temperature | -60°...+70°С |
Overall dimensions: | |
plastic enclosure | 100х30х20 mm |
metal enclosure | 135х50х40 mm |
modification | magnetically non-conductive base | magnetically conductive base | ||
tripping gap, mm, | release gap, mm, | tripping gap, mm, | release gap, mm, | |
Aton | 40 | 50 | 25 | 35 |
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