About the IS220PAICH1A
Described as an Analog I/O Pack the IS220PAICH1A model has been approved to be used in hazardous and non-hazardous locations alike. On the front of the model, there are four indicators. There is also one port on the bottom which is described as an I/O port. There are several voltages that can be used with the PAIC pack, the minimum voltage of the PAIC pack is twenty-seven point four volts of direct current.
There are a variety of certifications associated with the IS220PAICH1A pack due to its ability to be used in a number of locations, some of which are hazardous locations, class one zone two group IIC, class one division two groups A, B, C, D, and ATEX zone two, group IIC and non-hazardous locations as well. The following certifications are used for the locations, UL E207685, and UL DEMKO 12 ATEX 1114875X, please take into account that the UL E207685 certification is used in numerous locations.
There are three models that can be used with the IS220PAICH1A unit which are the IS200STAIH1A and IS200STAIH2A as well as the IS20TBAIH1C model. All of these models are referred to are known as input-output terminal boards.
The typical location for the PAIC I/O pack will be in one of the two available VME racks which are the thirteen or twenty-one slot racks. Please note that this unit will typically be used with a triple modular redundant architecture system. With the TMR system, there is an individual control module, I/O net, and main processor card.