Alvi Automation India Pvt.Ltd (Gas Alarm System India )offer Freon sensor transmitter / detector/ analyzer from MSR Electronic, Germany with following features:

• Measuring range: 0-300ppm / 0-2000ppm
• Technology: NDIR (analysis, toxic monitoring), Semiconductor
• Output: 4-20mA, 0-10V, RS485 modbus, Lon, BacNET
• Enclosure: IP44, IP54, IP65
• Certificate: UL 61010, UL 2075, ATEX EExd, ATEX EExn, CE
• Mounting: wall mountable, duct mountable
• Installation area: safe area, hazardous area, explosion-proof

Application areas:

cold room, cold store, refrigeration, pharmceutical, chillar plant, cylinder store, gems processing, cooling tower, furnace, steel, engine room, testing rooms, automobile, thermal power plant, defence, warship, cooling rooms, anniling plant, formulation plant, food processing, ammonia cracking unit, refinery, storage plants

Features:

• Reverse polarity protected
• Poisoning protected
• Gel based electrolyte electro-chemical sensor cell to avoid any mounting preference
• Capable of mounting in any direction, with no effect on performance, output and life of these sensors (no orientation problems)
• Manual calibration
• Expected life > 15 years
• Low response time
• Sleep protection
• Microprocessor based value processing with temperature, moisture, dust, vibration compensation
• High amplitude, low frequency and low amplitude, high frequency compensation
• with industrial designed hydrophobic filter
• Capable for field calibration with zero and span/gain trimpots and have low calibration and maintenance cost
• Have IMMUNITY TO RF/FM INTERFERENCE as per the guidelines of EMC- Directive 2004/ 108/ EEC

Freon (Refrigerant) gas type:

R-12, R-12B1, R-12B2, R-13, R-13B1, R-14, R-20, R-21, R-22, R-22B1, R-23, R-30, R-31, R-32, R-40, R-41, R-50, R-110, R-111, R-112, R-112a, R-113, R-113a, R-114, R-114a, R-114B2, R-115, R-116, R-120, R-121, R-121a, R-122, R-122a, R-122b, R-123, R-123a, R-123b, R-124, R-124a, R-125, R-E125, R-130, R-130a, R-131, R-131a, R-131b, R-132, R-133, R-134, R-134a, R-E134, R-140, R-140a, R-141, R-141b, R-142, R-142a, R-142b, R-143, R-143a, R-143m, R-E143a, R-150, R-150a, R-151, R-151a, R-152, R-152a, R-160, R-161, R-170, R-E170, R-211, R-212, R-213, R-214, R-215, R-216, R-217, R-217ba, R-218, R-221, R-222, R-222c, R-223, R-223ca, R-223cb, R-224, R-224ca, R-224cb, R-224cc, R-225, R-226, R-227ca, R-227ca2, R-227ea, R-227me, R-231, R-232, R-233, R-234, R-235, R-236cb, R-236ea, R-236fa, R-236me, R-FE-36, R-241, R-242, R-243, R-243ca, R-243cb, R-243cc, R-243da, R-243ea, R-243ec, R-244, R-245eb, R-245fa, R-245mc, R-245mf, R-245qc, R-251, R-252, R-252ca, R-252cb, R-252dc, R-252ec, R-253, R-254cb, R-254pc, R-261, R-261ba, R-262, R-262ca, R-262fa, R-262fb, R-263, R-271, R-272, R-281, R-290, R-C316, R-C317, R-C318, R-3-1-10, R-329ccb, R-338eea, R-347ccd, R-347mcc, R-347mmy, R-365mfc, R-4-1-12, R-5-1-14, R-400, R-401A, R-401B, R-401C, R-402A, R-402B, R-403A, R-403B, R-404A, R-405A, R-406A, R-406B, R-407A, R-407B, R-407C, R-407D, R-407E, R-407F, R-408A, R-409A, R-409B, R-410A, R-410B, R-411A, R-411B, R-411C, R-412A, R-413A, R-414A, R-414B, R-415A, R-415B, R-416A, R-417A, R-417B, R-418A, R-419A, R-420A, R-421A, R-421B, R-422A, R-422B, R-422C, R-422D, R-423A, R-424A, R-425A, R-426A, R-427A, R-428A, R-429A, R-430A, R-431A, R-432A, R-433A, R-433B, R-433C, R-434A, R-435A, R-436A, R-436B, R-437A, R-438A, R-439A, R-440A, R-441A, R-500, R-501, R-502, R-503, R-504, R-505, R-506, R-507[A], R-508[A],  -508B, R-509[A], R-510[A], R-511[A], R-600, R-600a, R-601, R-601a, R-610, R-611, R-630, R-631, R-702, R-704, R-717, R-718, R-720, R-728, R-729, R-732, R-740, R-744, R-744A, R-764, R-784, R-1112a, R-1113, R-1114, R-1120, R-1130, R-1132a, R-1140, R-1141, R-1150, R-1216, R-1233zd, R-1234yf, R-1234ze, R-1270