Spectron-535-Exd-A/N-UDP Explosion-proof Manual Call Point

Spectron-535-Exd-A/N-UDP explosion-proof manual call point is designed for manual control of extinguishant release, smoke extraction, warning and evacuation systems. Produced in the following versions:

• Spectron-535-Exd-A-UDP-01 "EXTINGUISHANT RELEASE" - yellow housing;
• Spectron-535-Exd-A-UDP-02 "SMOKE VENT" - orange housing;
• Spectron-535-Exd-A-UDP-03 "EMERGENCY EXIT" - green housing;
• Spectron-535-Exd-N-UDP-01 "EXTINGUISHANT RELEASE" - yellow housing;
• Spectron-535-Exd-N-UDP-02 "SMOKE VENT" - orange housing;
• Spectron-535-Exd-N-UDP-03 "EMERGENCY EXIT" - green housing.

Explosion protection marking allows the devices to be used in hazardous areas zones 1 and 2 of enclosed facilities and outdoor installations, as well as in underground mines, mining plants and their above-ground facilities.

• Housing of Spectron-535-Exd-A-UDP is made of aluminum alloy;
• Housing of Spectron-535-Exd-N-UDP is made of stainless steel.

Call point in stainless steel housing is recommended for use in facilities exposed to acidic, alkaline and other chemically aggressive environments, sea water and salt fog.

• Call points with the "Modbus" index are equipped with a digital RS485 interface supporting the Modbus RTU protocol;
• Call points with the "HART" index for data exchange are equipped with a 4÷20 mA current loop interface with support for HART technology.

The detector remains operational at temperatures of -70 to +85 ºС.

Environmental Standards in accordance with GOST 15150: UHL1, OM1.

Ingress Protection by the housing in accordance with GOST 14254 is not less than IP66/IP68.

Can be used with S2000-ASPT’s 5th loop or as a means of direct start by a pulse from the input voltage.

Made in accordance with the requirements of technical means of fire automatics in accordance with GOST R 53325.

The resetting of the call point to its original state (Normal mode) is carried out using a special key.

ATTENTION. The model of cable glands must be specified when adding to the specification and ordering the equipment. Cable glands are not included in the price of the equipment. Full information on cable glands is available on the CABLE GLAND page of our website . If you have any questions about the correct selection of the type of cable gland, you can contact the technical support service by phone.

Wiring

Ingress Protection by the housing in accordance with GOST 14254

Type of explosion protection

Exd

Specialized program Spectron-OPS-AutoCAD for easier designing

4 points of support provide convenient mounting on any surface.

Spectron-535-Exd Explosion-proof call point is listed in the MTR “Gazprom” OJSC Stock item identification guide.

Parameters

Value

Explosion protection marking

Spectron-535-Exd-A-UDP

Housing material

Spectron-535-Exd-A-UDP

Spectron-535-Exd-N-UDP

Aluminum alloy

Stainless steel

Ingress Protection by the housing in accordance with GOST 14254

IP66/IP68

Call point remains operational at a temperature, °С

–70 ÷ +85

Environmental Standards in accordance with GOST 15150

UHL1, OM1

Light indication

Yes

Operating element

With magnet, separated from wiring compartment

Resetting the call point to Normal mode

With a special key

Operating voltage, V

9 ÷ 28

Power consumption in Normal mode, no more than, mA

2-wire connection

0,1

4-wire connection

Wiring

2- and 4-wire

Immunity to radio and electromagnetic interference

3rd group

Mounting method

Wall-mounted (four mounting holes)

Dimensions, mm

156х98х130

Weight, no more than, kg

Spectron-535-Exd-A-UDP

Spectron-535-Exd-N-UDP

1,3

2,8