System Interface

FIG 918AC

The 918AC System Interface is an AC-powered console designed to monitor 1 to 4 simple input switch devices and provide both audible and visual indication when an input switch is activated.  In addition, the 918AC has the optional capability to add 1 to 4 configurable relay outputs to interface with remote audible and visual indicators or other external simple switch-activated devices.

Expandability with Plug-n-Play Capabilities

Intrinsically safe input modules expandable up to 4 input channels

Electromechanical output modules expandable up to 4 output relays

Input and output modules can be purchased separately

Configurability

Audible alarm ON/OFF selectable by channel

Auto silence ON/OFF selectable by channel

Normally open (NO) or normally closed (NC) selectable on input and output

 Output relay activation selectable to one or more input channels

 Fail safe mode selectable to indicate power outage at console

 Change lens color: red (standard), amber, or green

 

Approvals

UL/cUL 913 Listing for Ordinary Location with Hazardous Location Intrinsically 

Safe Input Circuits for Class I, Div 1, Group D.

Florida DEP EQ-834

Fig Suffix Description Inputs Outputs Weight
918AC 1000 AI System interface console 1 0 6.0 lbs
918AC 1100 AI System interface console 1 1 6.0 lbs
918AC 1200 AI System interface console 1 2 6.0 lbs
918AC 1300 AI System interface console 1 3 6.0 lbs
918AC 1400 AI System interface console 1 4 6.0 lbs
918AC 2000 AI System interface console 2 0 6.0 lbs
918AC 2100 AI System interface console 2 1 6.0 lbs
918AC 2200 AI System interface console 2 2 6.0 lbs
918AC 2300 AI System interface console 2 3 6.0 lbs
918AC 2400 AI System interface console 2 4 6.0 lbs
918AC 3000 AI System interface console 3 0 6.0 lbs
918AC 3100 AI System interface console 3 1 6.0 lbs
918AC 3200 AI System interface console 3 2 6.0 lbs
918AC 3300 AI System interface console 3 3 6.0 lbs
918AC 3400 AI System interface console 3 4 6.0 lbs
918AC 4000 AI System interface console 4 0 6.0 lbs
918AC 4100 AI System interface console 4 1 6.0 lbs
918AC 4200 AI System interface console 4 2 6.0 lbs
918AC 4300 AI System interface console 4 3 6.0 lbs
918AC 4400 AI System interface console 4 4 6.0 lbs

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