cthot LT0 pages
-^optris
nnnnopt ris® Ctex
nnnnoptris® CT for the use in hazardous areas
nnnnScope of supply
nnnn- CTLT - Sensor (optics 2:1, 15:1, 22:1) with cable length
nnnn3 m, 8 m or 15 m (selectable)
nnnn- aluminum housing with mounting appliance for two zener
nnnnbarriers and CT electronics
nnnn- 2 zener barriers, type 9002/22-032-300-111 (R. STAHL
nnnnAG)1)
nnnnFEATURES
nnnnCost saving solution by simple concept
nnnnSensing head as simple electrical device enables
nnnninstallations in hazardous locations without problems
nnnnEnergy limitation with appropriate zener barriers
nnnn(STAHL) with approval for zone 1 (PTB 01 ATEX 2053/
nnnnE II (1/2) GD [EExia/ib] IIC/IIB)
nnnnConcept
nnnn- optris® CT sensing heads are defined as simple electrical
nnnndevices (according to EN 50014)
nnnn- no special approval for intrinsic safety necessary
nnnn- optris® CT gets intrinsically safe by limitation of the energy
nnnnwith two double zener barriers, type 9002/22-032-300-111
nnnn(R. STAHL AG)11
nnnn"NOTE: The functionality and correct reading of the CT sensor
nnnncan only be guaranteed, if the recommended barriers are used
nnnnConnection diagram
nnnnhazardous area
nnnnR2
nnnnC1 C2
nnnnTP+ (yellow)
nnnnTP- (green)
nnnnPT1000 (white)
nnnnPT1000 (brown)
nnnnshield
nnnn1-----------J shielded cable
nnnntype FEP TD 833CF, ma. 15m
nnnnSensing head: "simple electrical device"
nnnn(according to EN 50014)
nnnnsate area
nnnnhousing CA-215
nnnnaluminum
nnnn¿ / PA
nnnnmounting
nnnnrail
nnnn9002/22-032-300-111
nnnn_zener barrier_
nnnn9002/22-032-300-111
nnnnzener barrier
nnnnA / PA §rl PA
nnnn1" p | TP+ (yellow) | |
TP- (green) | ||
PT1000 (white) | ||
PT1000 (brown) | ||
The PA-terminals of the barriers must be grounded,
nnnnshield
nnnnOptris CT
nnnnelectronics
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