21
7 Supplement
VEGADIF 85 • Profibus PA
53575-EN-230814
7 Supplement
7.1 Technical data
Output variable
Output signal
digital output signal, Profibus protocol
Transmission rate
31.25 Kbit/s
Instrument address
126 (default setting)
Damping (63 % of the input variable)
0 … 999 s, adjustable
Profibus PA profile
3.02
Number of FBs with AI (function blocks
with analogue input)
3
Default values
Ʋ 1. FB
Primary Value (pressure linearized in %)
Ʋ 2. FB
Secondary Value 1 (pressure)
Ʋ 3. FB
Secondary Value 2 (pressure in %)
Current value
Ʋ Non-Ex, Ex-ia and Ex-d instruments
12 mA, ±0.5 mA
Electromechanical data - version IP66/IP67 and IP66/IP68 (0.2 bar)
1)
Options of the cable entry
Ʋ Cable entry
M20 x 1.5; ½ NPT
Ʋ Cable gland
M20 x 1.5; ½ NPT (cable ø see below table)
Ʋ Blind plug
M20 x 1.5; ½ NPT
Ʋ Closing cap
½ NPT
Material cable gland/Seal insert
Cable diameter
5 … 9 mm
6 … 12 mm
7 … 12 mm
10 … 14 mm
PA/NBR
√
√
–
√
Brass, nickel-plated/NBR
√
√
–
–
Stainless steel/NBR
–
–
√
–
Wire cross-section (spring-loaded terminals)
Ʋ Massive wire, stranded wire
0.2 … 2.5 mm² (AWG 24 … 14)
Ʋ Stranded wire with end sleeve
0.2 … 1.5 mm² (AWG 24 … 16)
Voltage supply
Operating voltage U
B
9 … 32 V DC
Operating voltage U
B
with lighting
switched on
13.5 … 32 V DC
Number of sensors per DP/PA segment
coupler, max.
32
1)
IP66/IP68 (0.2 bar), only with absolute pressure.