Yokogawa RAMC - Manual (Page 83)

<9. TECHNICAL DATA>
9-11
IM 01R01B02-00E-E 10th edition January 01, 2013 -00 All Rights Reserved. Copyright © 2003, Rota Yokogawa
INTRINSIC SAFE COMPONENTS WITH DUST-
PROOF
ATEX- certified intrinsically safe electronic trans-
mitter 4 - 20mA, with/without limit switches with
dust proof RAMC (option /KS2):
Certificate :
PTB 12 ATEX2003 (Intrinsic safe electronic transmitter)
PTB 99 ATEX2219X (Intrinsic safe limit switch SC3.5-N0)
PTB 00 ATEX2049X (Intrinsic safe limit switch SJ 3.5-S.N)
IBExU 05 ATEX1086 (Dust proof)
Output signal electronic transmitter:
4–20 mA (2-wire unit, 3-wire unit) ; 0-20mA (3-wire unit)
Explosion proof :
Ex ia IIC T6 Gb; group II ; category 2G
Dust proof :
Ex tb IIIC TX Db IP6X; group III ; category 2D
Max. surface temperature TX : corresponding process
temperature
Entity parameter :
see table 6 for electronic transmitter (/KS1)
see certificates for limit switches
Housing :
Painted aluminium casting, type 91
Ambient temperature :
-20 °C to 60 °C
Minimum process temperature :
-20°C
Threads for cable glands :
- M20x1.5 (standard)
- ½” NPT (option /A5)
IECEx- certified intrinsically safe electronic trans-
mitter 4 - 20mA, with/without limit switches with
dust proof RAMC (option /ES2):
Certificate :
IECEx PTB12.0020 (Intrinsic safe electronic transmitter)
IECEx PTB11.0091 (Intrinsic safe limit switch SC3.5-N0)
IECEx PTB11.0092 (Intrinsic safe limit switch SJ 3.5-S.N)
IECEx IBE12.0007 (Dust proof)
Output signal electronic transmitter:
4–20 mA (2-wire unit, 3-wire unit) ; 0-20mA (3-wire unit)
Explosion proof :
Ex ia IIC T6 Gb; group II ; category 2G
Dust proof :
Ex tb IIIC TX Db IP6X; group II ; category 2D
Max. surface temperature TX : corresponding process
temperature
Entity parameter :
see table 6 for electronic transmitter (/KS1)
see certificates for limit switches
Housing :
Painted aluminium casting, type 91
Ambient temperature :
-20 °C to 60 °C
Minimum process temperature :
-20°C
Threads for cable glands :
- M20x1.5 (standard)
- ½” NPT (option /A5)