Detection Systems DIS240 Remote Test and Indicator Plate Station NEW IN BOX The DIS240 is used with the DS240 or DS241 Long-Range Beam Smoke Detectors and the DS290 Series Duct Smoke Detector Housings. This Bosch DIS240 plate has LEDs to indicate the detector?s status, test points to read signal voltage, and a key-operated test switch to test and reset the detector. Use the operating key to turn the switch to the TEST position to activate a fire alarm. Turn the switch ?to RESET? to reset the detectors and silence the alarm. The DS240 or DS241 detector or the DS290 Series housing requires eight conductors. Use 18 AWG wires or larger. Mount the DIS240 no more than 100 ft from the detector or duct housing. Mount the DIS240 on a standard double wire-mold box. Connect a standard volt-ohm meter (VOM) to the DIS240 voltage monitor plugs to check the DS240 or DS241 and DS290 Series sensitivity level after installation. The voltage measurement decreases as the signal level approaches alarm. Features / Specifications: Highly-visible LED indicators Sensitivity voltage test points Key-operated test and reset switch Easy to mount and wire Temperature (operating): 0F to +130F (-17.8C to +54C) Current: 5 mA at 24 VDC standby 15 mA at 24 VDC alarm Voltage: Detectors: 10 VDC to 32 VDC Housings: 24 VDC All fire alarm parts should be installed and tested by a certified fire alarm professional as required by local codes and NFPA. Disclaimer: We are not affiliated with any fire alarm manufacturers or dealers. We offer high quality new and seller reconditioned reliable fire alarm parts to help you maintain your existing fire systems. We buy, sell, and liquidate excess fire alarm parts. We are selling a huge amount of new alarm equipment! Please take a look at our other listings! *WE CAN WORK OUT A DEAL FOR BULK ORDERS* SHELF: A