Installation & Operating Manual iwap202
This page is intentionally left blank. Document Number 409345 (based on 407655) (See Last Page for Revision Details) For warranty information, refer to Terms and Conditions at http://www.extronics.com 2014 Extronics Limited. This document is Copyright Extronics limited. Extronics reserve the right to change this manual and its contents without notice, the latest version applies. 2
Contents 1 Introduction... 4 2 Safety Information and Notes... 5 2.1 Storage of this Manual... 5 2.2 Special Conditions of Safe Use... 5 2.2.1 ATEX... 5 2.3 List of Notes... 5 3 Installation and Setting-to-Work... 7 3.1 Wall mount fixing... 7 3.2 Fixing instruction, pillar mount... 8 3.2.2 Installation... 10 3.3 Removing the cover... 11 3.3.1 Power Supply... 12 3.3.2 Fitting the Cables... 12 3.3.3 Ethernet Cable Installation... 12 3.3.4 RJ45 Ethernet Cable Option... 12 3.3.5 RJ45 Screw Terminal Option... 13 3.3.6 Earthing... 13 3.4 Intrinsically Safe RF Outputs... 14 3.5 Antenna Requirements... 14 3.6 Antenna Installation... 15 3.6.1 Setting to work... 15 4 Intended Purpose Usage... 15 4.1 Transportation and Storage... 15 4.2 Authorized Persons... 16 4.3 Cleaning and Maintenance... 16 4.4 Cleaning and Maintenance Intervals... 16 4.5 Aggressive substances and environments... 16 4.6 Exposure to external stresses... 16 5 Label Drawing... 17 6 EU Declaration of Conformity... 18 7 Manual Revision... 20 3
1 Introduction Operating Manual The iwap202 Zone 2 Access Point Enclosure is designed to deploy wireless networks in hazardous areas. The concept allows installation of equipment from leading WLAN vendors such as Cisco, Aruba and Firetide. Each type of Access Point or RF transmitting device is rigorously checked and tested by Extronics and our Notified Body to ensure conformity to the ATEX standards and approvals. This means that Extronics can provide an OEM a solution to enable your WLAN network devices to be installed in hazardous areas. The Extronics iwap202 is designed for use with one to six standard antennas or Extronics iant200 series of antennas for optimum coverage on Chemical Plants, Oil Refineries or Oil & Gas Platforms. Optional features include surge arrestors for lightening suppression in outdoor installations plus the option of plug and socket cable entry instead of cable glands. 4
2 Safety Information and Notes 2.1 Storage of this Manual Keep this user manual safe and in the vicinity of the device. All persons who have to work on or with the device should be advised on where the manual is stored. 2.2 Special Conditions of Safe Use 2.2.1 ATEX The apparatus is not capable of withstanding the 500V insulation test required by clause 6.8.1 of EN60079-15:2005. This must be taken into account when installing the apparatus. Refer to manufacturers instruction manual for guidance. All cable glands, blanking elements and thread adapters shall be certified to a minimum II 3 G IIC, II 2 D IIIC, provide a minimum degree of protection of IP64 and have an ambient range suitable for installation. External antenna connections must be shielded from ultraviolet radiation with either a cap or an antenna. The isolate500 or isolate501 enclosure must be earthed through its mounting to an earthed chassis or with an earth bond wire with a cross section area of at least 4mm². It is considered inappropriate to provide conventional IS parameters for this equipment. For connection to external antenna refer to the information in the manufacturers instruction manual for clarification of the antenna requirements and calculation of the RF output power. 2.3 List of Notes The notes supplied in this chapter provide information on the following. Danger / Warning. o Possible hazard to life or health. Caution o Possible damage to property. Important o Possible damage to enclosure, device or associated equipment. Information o Notes on the optimum use of the device Installation of the iwap202 must be performed in accordance with EN 60079-0, EN 60079-14 and EN 60079-25. Maintenance and inspection must be performed in accordance with EN 60079-17. Installation of the iwap202 is only to be performed by skilled electricians and instructed personnel in accordance with national legislation. The iwap202 contains INTRINSICALLY SAFE circuits. DO NOT OPEN MAINTAIN OR SERVICE IN AN AREA WHERE AN EXPLOSUVE ATMOSPHERE MAY BE PRESENT 5
Changes in the design and modifications to the equipment are not permitted. Changing of the pre-installed wireless devices is NOT permitted. The iwap202 Intrinsically Safe RF output ports are located in the positions shown in [IS output position diagram]. Only antennas in accordance with [antenna requirements section] may be connected to these ports. Refer to section [antenna installation] for antenna installation requirements. The iwap202 MUST be earthed. Refer to Section [earthing] for details. The IWAP202 shall be operated as intended and only in an undamaged condition. The IWAP202 must not be stored or operated outside of its rated temperature range as stated on the ATEX certificates. If cable glands different to those supplied by Extronics are used, these must be M20-sized cable glands meeting the requirements of EN 60079-0 for ATEX Category 2G and ATEX Category 2D equipment, and must not compromise the IP66 rating of the iwap202 enclosure. The nylon washers on the underside of the enclosure lid must be used with the gasket to maintain the IP rating of the enclosure. Although antennas connected to the Intrinsically Safe RF outputs of the iwap202 may be installed in Zone 0, Zone 1 or Zone 20 hazardous areas, the iwap202 enclosure must NOT be installed in these environments. Do not exceed the RF Threshold Power for the equipment group in which the iwap202 and its antennas are to be installed; it must be controlled in accordance with IEC 60079-0, and must not exceed the following levels: IIC 2W (+33dBm) IIB 3.5W (+35.4dBm) IIA 6W (+37.7dBm) III 6W (+37.7dBm) The iwap202 frame earth is connected directly to circuits within the enclosure. It is not capable of withstanding the 500V insulation test required by clause 23.2.1 of EN 60079-15:2010. This must be taken into account when installing the equipment Information Once all cables are connected correctly, refit the enclosure lid using the four screws previously removed. Use a torque screwdriver set to 2.5 Nm. Do not over-tighten screws. 6
3 Installation and Setting-to-Work 3.1 Wall mount fixing 7
3.2 Fixing instruction, pillar mount 3.2.1.1 Contents of optional mounting kit (Extronics part number IWAPMB04) Item Description Quantity 1 Unistrut channel, 41mm x 21mm, 300mm (11 3/4 approx.) 2 long, 316 ST/ST 2 Unistrut pipe clamp for Ø58.7mm to Ø 63.5mm (Ø 2¼ to Ø 2 2½ ), 316 ST/ST 3 Unistrut spring nuts M8, 316 ST/ST 4 4 Socket head screw M8 x 20, A4-70 4 5 M8 plain washer, A4 4 1. First, slide the pipe clamps into each piece of unistrut channel. Check that the orientation of each side of the clamp is correct. 2. Attach the unistrut channels, horizontally, to the mounting points on the corners of the iwap20x enclosure using the spring nuts and the M8 screw. 8
3. Offer the iwap20x to the pole and secure the clamps around the pole using the bolts provided with the clamps. 4. Once the pipe clamps have been fastened and the hex bolts are tightly secured, the enclosure will be mounted. 9
3.2.2 Installation The IWAP202 is simple to install and can be secured directly to suitable surface using the mounting holes on the Enclosure. 10
3.3 Removing the cover Unscrew the four screws and remove the enclosure lid. The example picture and tables below show details for an iwap202 fitted with a two radio Access Point (AP), with up to three antennas for each radio. There are many AP variations available, another common type being a single radio, dual frequency version, where the tables below are not applicable, as each antenna output is dual frequency (both 2.4 and 5 GHz on the same radio). Lid screws R1-C R1-B R1-A Lid screws Ethernet /Fibre Cable Entry AC/DC Power Cable Entry R2-C R2-B R2-A See table below for antenna connections: Antenna Connection Number of N-type connectors ordered for Radio 1 (2.4GHz Default) 0 1 2 3 R1-A x R1-B x x R1-C x x x Antenna Connection Number of N-type connectors ordered for Radio 2 (5GHz Default) 0 1 2 3 R2-A x R2-B x x R2-C x x x Note: For Radio 1 (R1) and Radio 2 (R2) on any manufacturers Wireless Access point, A will be antenna port 1, B will be antenna port 2, and C will be antenna port 3. For example: If you have ordered 1 N-type connector for Radio 1, and 2 N-type connectors for Radio 2. Then R1-A will be connected to antenna port 1 of Radio 1, R2-A will be connected to antenna port 1 of Radio 2, and R2-B will be connected to antenna port 2 of Radio 2 for any manufacturers wireless access point. 11
3.3.1 Power Supply The iwap202 may only be powered from an IEEE 802.3af POE or IEEE 802.3at POE+ power source. The equipment rating plate identifies which power supply type is required for a specific variant. 3.3.2 Fitting the Cables All cables should be connected to the IWAP202 via the correct cable gland, fitted by a competent person. If cable glands different to those supplied by Extronics are used, these must be M20-sized cable glands meeting the requirements of EN 60079-0:2012 for ATEX Category 2 GD equipment, and not compromise the IP66 rating of the IWAP202 enclosure. The installer MUST ensure that that all cables have adequate mechanical protection to avoid damage. 3.3.3 Ethernet Cable Installation Pass the Ethernet cable through the gland, and terminate in an RJ45 connector. Plug into the Ethernet input socket as shown (15). Ensure the gland is correctly sized for the cable used, and fully tight. 3.3.4 RJ45 Ethernet Cable Option 4 =Access point, 5 = Extronics isolate500 or isolate501 providing Ex is RF outputs 6 = RF connectors, 15 = Ethernet surge arrestor with RJ45 connector. 22 = Option lightning surge arrestor 12
3.3.5 RJ45 Screw Terminal Option Wire into item 23 Ex e Screw terminals Operating Manual Minimum cross section of cable = 0.14mm 2 Maximum cross section of cable = 1.5mm 2 3.3.6 Earthing The iwap202 MUST be securely earthed with a minimum 4mm 2 cable using the External M6 Earth Stud. 13
The iwap202 frame earth is connected directly to circuits within the enclosure. It is not capable of withstanding the 500V insulation test required by clause 23.2.1 of EN 60079-15:2010. This must be taken into account when installing the equipment 3.4 Intrinsically Safe RF Outputs The iwap202 Intrinsically Safe RF output ports are located in the positions shown in [IS output position diagram]. Only antennas in accordance with [antenna requirements section] may be connected to these ports. Refer to section [antenna installation] for antenna installation requirements. Although antennas connected to the Intrinsically Safe RF outputs of the iwap202 may be installed in a hazardous areas requiring Category 1 equipment, the iwap202 enclosure must NOT be installed in these environments. Do not exceed the RF Threshold Power for the equipment group in which the iwap202 and its antennas are to be installed; it must be controlled in accordance with IEC 60079-0, and must not exceed the following levels: IIC 2W (+33dBm) IIB 3.5W (+35.4dBm) IIA 6W (+37.7dBm) III 6W (+37.7dBm) The RF outputs of the iwap202 using isolate500 are approved as: Ex ia IIC Ga Ex ia IIIC Da Um = 253Vr.m.s The RF outputs of the iwap202 using isolate501 are approved as: Ex ia IIC Ga Ex ia IIIC Da Um = 250Vr.m.s 3.5 Antenna Requirements Antennas connected to the iwap202 Intrinsically Safe RF outputs must be assessed as simple apparatus in accordance with IEC 60079-11. Antennas supplied by Extronics for use with the iwap202 already meet these requirements. It is possible to assess other antennas for this purpose, contact Extronics for details. 14
3.6 Antenna Installation Antennas approved by Extronics for use with the iwap202 may either be fitted directly to the RF connectors of the iwap202, or via a length of coaxial cable. If antennas are sited remotely from the iwap202 flameproof enclosure, any metallic parts of the antennas must be isolated from earth by > 500Vr.m.s, to prevent hazardous earth currents from flowing in the coaxial cable. 3.6.1 Setting to work Ensure the lid is secure, correct cable glands are fitted and the unit device correctly wired and earthed for the particular application before applying power Ensure that the lid gasket is clean and undamaged before fitting the lid. Once all cables are connected correctly, refit the enclosure lid using the four screws previously removed. Use a torque screwdriver set to 2.5 Nm. Do not over-tighten screws. 4 Intended Purpose Usage Installation of the iwap202 must be performed in accordance with EN 60079-0, EN 60079-14 and EN 60079-25. Maintenance and inspection must be performed in accordance with EN 60079-17. Important Before setting the units to work read the technical documentation carefully. Important The latest version of the technical documentation or the corresponding technical supplements is valid in each case. The IWAP202 is built using modern components and is extremely reliable in operation; however it must only be used for its intended purpose. Please note that the intended purpose also includes compliance with the instructions issued by the manufacturer for installation, setting up and service. Any other use is regarded as conflicting with the intended purpose. The manufacturer is not liable for any subsequent damage resulting from such inadmissible use. The user bears the sole risk in such cases. 4.1 Transportation and Storage All IWAP202 devices must be so transported and stored that they are not subjected to any excessive mechanical stresses. 15
4.2 Authorized Persons Only persons trained for the purpose are authorized to handle the IWAP202; they must be familiar with the unit and must be aware of the regulation and provisions required for correct installation as well as the relevant accident prevention regulations. 4.3 Cleaning and Maintenance The IWAP202 and all its components require no maintenance and are selfmonitoring. All work on the IWAP202 by personnel who are not expressly qualified for such activities will cause the guarantee to become void. 4.4 Cleaning and Maintenance Intervals The cleaning intervals depend on the environment where the system is installed. 4.5 Aggressive substances and environments The IWAP202 is not designed to come into contact with aggressive substances or environments, please be aware that additional protection may be required. 4.6 Exposure to external stresses The IWAP202 is not designed to be subjected to excessive stresses e.g. vibration, heat, impact. Additional protection is required to protect against these external stresses. The IWAP202 will require additional protection if it is installed in a location where it may be subjected to damage. 16
5 Label Drawing AAA: Supply voltage e.g. POE/POE+; BBB: Supply current, e.g. POE/POE+; CCC: Supply frequency e.g. POE/POE+; length DDD: Production option codes, configuration-dependent, unlimited length EEEE: Notified body number for production MAC1/MAC2 are optional Ethernet MAC addresses for the internal hardware, and may not be present 17
6 EU Declaration of Conformity 18
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7 Manual Revision Revision Description Date By 1.0 Initial Release 18/12/2014 AR 1.1 isolate501 additions 02/12/2015 PR 1.2 New EU D of C 14/12/2016 PR 1.3 Addition of fixing instruction 08/09/2017 AT 20