Product Description
HART MUX Primary Module
Functional safety related parameters
Safety Integrity Level (SIL)    SIL 3
Supply
Connection    terminals 17+, 18-
Rated voltage    20 ... 32 V DC typical at 100 mA
Power consumption    max. 3 W
HART signal channels (non-intrinsically safe)
Conformity    HART field device input (revision 5 to 7)
Connection    26-pin flat cable for analog connections
14-pin flat cable for primary module/secondary module connection between KFD2-HMM-16 and KFD0-HMS-16
Leakage current    < 3 µA at -20 ... 85 °C (-4 ... 185 °F)
Terminating resistor    external 230 ... 500 Ω standard (up to 1000 Ω possible)
Output voltage    ≥ 400 mV ss (with the terminator resistance specified above)
Output resistance    100 Ω or smaller, capacitive coupling
Input impedance    according to HART specification
Input voltage range    0.08 ... 4 V ss ; typ. ± 5.2 V as local reference
Interface
Transfer rate    9600, 19200, or 38400 Bit/s (selectable with DIL switch (2 and 3) by the user)
Type    RS-485 , 2-wire multidrop
Address selection    One of 31 possible addresses selectable per DIL switch (4 ... 8)
Indicators/settings
Control elements    DIP switch
Configuration    via DIP switches
Labeling    space for labeling at the front
Directive conformity
Electromagnetic compatibility    
Directive 2014/30/EU    EN 61326-1:2013 (industrial locations)
Conformity
Degree of protection    IEC 60529:2001
Ambient conditions
Ambient temperature    -20 ... 60 °C (-4 ... 140 °F)