Check the listing for details. SNELL & WILCOX IQCBRG NETWORK BRIDGE CARD WITH REAR MODULE. Condition: Used. Listed at 269.00 USD. Official PayPal Conversion Rates Add Currency Converter To Your Items Official PayPal Conversion Rates Add Currency Converter To Your Items IT IS A USED ITEM. TESTED AND WORKING PERFECT. SNELL & WILCOX IQCBRG (WITH REAR CONNECTOR MODULE: IQCBRG-1A) The IQCBRG provides a means of expanding or extending RollNet (RollCall™) networks. Additionally, an RS232 serial port enables RollNet sections to be joined using a modem over a standard telephone link The IQCBRG provides a link between RollNet segments and a means of extending RollNet sections. Up to 240 units can be used on a network section and up to 15 bridges can be connected to any single RollNet network. With multiple bridged networks a practically unlimited number of units can be connected. Card edge control sets the node address for each network. Indicators show network activity. Each of the RollNet connectors is fully isolated.Networks can also be joined over a Wide Area Network (WAN) using a standard telephone link via the RS232 port using a modem. An IQCBRG is used to connect to the RollNet network at each end of the modem link. FEATURES Extends the number of units on a RollCall Network Enables connection to a modem for telephone line networking Links network sections - Bridge Links network segments - Repeater Provides full electrical isolation Thanks for looking!