11.07.2015 Views

GSE 350IS / GSE 355IS Service Manual - Advanced Weigh ...

GSE 350IS / GSE 355IS Service Manual - Advanced Weigh ...

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The AC to DC supply has a conduit fitting on the bottom where the power cable isattached to the unit. This fitting is 1" in diameter and has a 1/2" thread.Figure 3.9 AC to DC Power Supply Outline Drawing3.7.3 AC To DC Power Supply Extension CableThe extension cable comes in either 25' or 50' length. This cable is used for mountingthe AC to DC converter away from the indicator. Fifty feet is the maximum allowed frompower supply to indicator.3.7.4 5 Volt And 8 Volt ExcitationTwo versions of excitation are available for the Model 350 I.S. and Model 355 I.S. The5-volt excitation consumes less power than the 8-volt excitation module. The 5-voltexcitation is standard on the main board. The 8-volt excitation is on a separate boardwhich is installed by the factory. The 5-volt excitation is +5V to 0V. The 8-volt excitationis +5V to -3V.3.7.5 Fiber-Optic InterfaceIt is possible to use setpoints and analog output by interfacing the hazardous areaindicator (350 I.S. or 355 I.S.) with any 350 Series stainless steel indicator in the safearea. A fiber-optic option kit (24350B-420B0) will be used for both indicators andinstalled in the control and hub indicators. Refer to the installation instructions below.Fiber-Optic Board Installation1. Remove the rear panel screws of the Model 350/355 I.S.2. Locate the fiber-optic board connector (J6) on the Model 350/355 I.S. mainboard.38Model 350 I.S. and Model 355 I.S. <strong>Service</strong> <strong>Manual</strong>

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