Samson TROVIS 3731-3, Mounting And Operating Instructions

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Positioner Type 3731 - 3 x x x x x x x 0 0 x 1 x 0 0 0
With LCD, autotune, HART
®
communication
Explosion protection
ATEX: II 2G Ex d IIC T6, T5, T4 Gb; II 2G Ex de IIC T6, T5, T4 Gb;
II 2D Ex tb IIIC T80°C DB IP 66
2 1
FM: Class I, Div. 1+2, Groups B, C, D; Class I, Zone 1, Groups IIB+H2;
Class I, Div. 1+2 Groups E, F, G; Class III 2 3
CSA: Class I, Zone 1, Group IIB+H2 T4...T6; Class I, Div. 1+2, Groups B, C, D T4...T6;
Class II, Div. 1, Groups E, F, G
JIS: Ex d IIC T6 2 7
Options (additional equipment)
Without 0 0
Position transmitter 0 1
Binary input 0 3
Forced venting 0 5
Binary output (NAMUR/PLC) 0 6
Diagnostics
EXPERTplus for control valves 4
Electrical connections
2x M20 x 1.5 1
2x ½ NPT 2
Emergency shutdown
Emergency shutdown with the reference variable of 0 mA* 0
Emergency shutdown when the reference variable is smaller than 3.85 mA 1
Explosion-protection certificates
As specified in Explosion protection 0
NEPSI: Ex d IIC T6~T4; Ex de IIC T6~T4 (on request) 2 1 1
IECEx: Ex d IIC T6, T5, T4 Gb; Ex d e IIC T6, T5, T4 Gb; Ex tb IIIC T80°C Db IP66 2 1 2
GOST: 1Ex d IIC T6/T5/T4 Gb X; 1Ex d e IIC T6/T5/T4 Gb X; Ex tb IIIC T 80°C Db X 2 1 3
Special applications
None 0
Positioner compatible with paint (IP 41/NEMA 1) 1
Special version
Without 0 0 0
* Version no longer available
EB 8387-3 EN
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