. . . . .
OMRON SCIENTIFIC TECHNOLOGIES INC.
Fremont CA USA
Tel: 1/888/510-4357 in USA and Canada
© OSTI 1209 PN99584-0050 Rev. E
Original Instructions
53
Table 14-2 Response Time for 14 mm and 20 mm MC4700 and MS4700
Response Times for 14 mm and 20 mm systems
Protected Height Designator No. of Beams Response Times – mS
Solid State Mechanical Relay
N.O N.C.
150 14 7.3 17.3 27.3
225 21 8.1 18.1 28.1
300 28 8.8 18.8 28.8
375 35 9.5 19.5 29.5
450 42 10.2 20.2 30.2
525 49 11.0 21.0 31.0
600 56 11.7 21.7 31.7
675 63 12.4 22.4 32.4
750 70 13.1 23.1 33.1
825 77 13.9 23.9 33.9
900 84 14.6 24.6 34.6
975 91 15.3 25.3 35.3
1050 98 16.0 26.0 36.0
1125 105 16.8 26.8 36.8
1200 112 17.5 27.5 37.5
1275 119 18.2 28.2 38.2
1350 126 19.0 29.0 39.0
1425 133 19.7 29.7 39.7
1500 140 20.4 30.4 40.4
1575 147 21.1 31.1 41.1
1650 154 21.9 31.9 41.9
1725 161 22.6 32.6 42.6
1800 168 23.3 33.3 43.3
Formula is: Response Time (ms) = 5.881 + (Nbeams x 0.103763)
Same extensions for relay controllers applies.
Table 14-3 Response Times for 30 mm MC4700 and MS4700 systems
Response Times for 30 mm systems
Protected Height Designator No. of Beams Response Times – mS
Solid State Mechanical Relay
N.O
N.C.
150 7 6.6 16.6 26.6
300 14 7.3 17.3 27.3
450 21 8.1 18.1 28.1
600 28 8.8 18.8 28.8
750 35 9.5 19.5 29.5
900 42 10.2 20.2 30.2
1050 49 11.0 21.0 31.0
1200 56 11.7 21.7 31.7
1350 63 12.4 22.4 32.4
1500 70 13.1 23.1 33.1
1650 77 13.9 23.9 33.9
1800 84 14.6 24.6 34.6
Note: Add 8 ms to the “Solid State’ response time when u
sing RM-1; Use the response time in
Mechanical Relay
table when using the RM-X .
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