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Testing & Maintenance <br /> The module's automatic self-diagnosis identifies when it is defective Typical Wiring <br /> and causes a trouble message.The user-friendly maintenance <br /> program shows the current state of each module and other IM lM <br /> pertinent messages.Single modules may be turned off(deactivated) n :� _ � <br /> temporarily,from the control panel.Availability of maintenance SHORT <br /> features is dependent on the fire alarm system used. Scheduled CIRCUIT <br /> maintenance(Regular or Selected)for proper system operation This part is removed <br /> from circuit <br /> should be planned to meet the requirements of the Authority <br /> Having Jurisdiction(AHJ).Refer to current NFPA 72 and 0 `1 <br /> ULC CAN/ULC 536 standards. n . <br /> lee' <br /> 0' 00 Typical Class A Configuration <br /> Warnings&Cautions Data Out Data Return <br /> This module will not operate without electrical power.As fires frequently cause Signature Loop Controller <br /> power interruption,we suggest you discuss further safeguardwith your fire <br /> protection specialist. ® IM IM <br /> o%' NI et MI <br /> SHORT <br /> CIRCUIT <br /> Typical Wiring and Installation This part is removed <br /> from the circuit M <br /> The SIGA-IM2 module mounts to North American 2-1/2 inch(64 <br /> 111 <br /> mm)deep 2-gang boxes and 1-1/2 inch (38 mm)deep 4 inch <br /> square boxes with 2 gang covers and SIGA-MP mounting plates. <br /> The module will accept#18 AWG (0.75mm2), #16(1.0mm2), #14 A A <br /> AWG (1.50mm2), and#12 AWG(2.50mm2)wire sizes. Note:Sizes 00 00 Typical Class A Configuration <br /> #16 AWG(1.0mm2)and#18 AWG(0.75mm2)are preferred for Data Out Data Return with Class B T-Taps <br /> ease of installation. See Signature Loop Controller catalog sheet Signature Loop Controller <br /> for detailed wiring requirement specifications. <br /> EDWARDS recommends that this module be installed according <br /> to latest recognized edition of national and local fire alarm codes. <br /> 0 <br /> Application O <br /> This module should only be used on Class A circuits.The Q° 0 <br /> operation of the SIGA-IM2 is determined by its hardware type O. o <br /> code and is assigned at the factory. No user configuration is <br /> required. ®` <br /> Compatibility <br /> These modules are part of EDWARDS's Signature Series intelligent m <br /> processing and control platform.They are compatible with EST4, <br /> EST3, EST3X and i0 Series control panels. Green LED <br /> ° ° , (normal-flashing) <br /> From Signature LoopT <br /> To Next Device or EOL <br /> Controller or PreviousResistor supplied with <br /> Device UUULC Listed Control Panel <br /> DATA IN IAA DATA OUT l+) <br /> DATA IN I-I DATA OUT I-I <br /> 5 <br /> For maximum wire resistance,refer to the appropriate <br /> manufacturer's documentation. <br /> ? Mox.#12 AWG 12.5mm=iwire, <br /> 3 Refer to Signature Loop Controller Installation Sheet for <br /> wiring specifications. <br /> 4_ This module should be used only with Class A wiring. <br /> s Maximum circuit resistance between isolators is 6 ohms. <br /> 6 All wiring is power-limited and supervised. <br /> Page 2 of 4 E85001-0272 <br /> . issue 1.0 <br />