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10 Supplement
VEGABAR 87 • Modbus and Levelmaster protocol
46297-EN-220624
Nominal range
Overload capability
Maximum pressure
Minimum pressure
0 … 25 bar/0 … 2500 kPa
25 bar/+2500 kPa
0 bar abs.
Nominal measuring ranges and overload capacity in psi
Nominal range
Overload capability
Maximum pressure
Minimum pressure
Gauge pressure
0 … +1.5 psig
+225 psig
-14.51 psig
0 … +5 psig
+360 psig
-14.51 psig
0 … +15 psig
+360 psig
-14.51 psig
0 … +30 psig
+360 psig
-14.51 psig
0 … +150 psig
+360 psig
-14.51 psig
0 … +300 psig
+360 psig
-14.51 psig
Absolute pressure
0 … 15 psi
360 psi
0 psi
0 … 30 psi
360 psi
0 psi
0 … 150 psi
360 psi
0 psi
0 … 300 psi
360 psi
0 psi
Adjustment ranges
Specifications refer to the nominal measuring range, pressure values lower than -1 bar cannot be
set
Min./Max. adjustment:
Ʋ Percentage value
-10 … 110 %
Ʋ Pressure value
-20 … 120 %
Zero/Span adjustment:
Ʋ Zero
-20 … +95 %
Ʋ Span
-120 … +120 %
Ʋ Difference between zero and span
max. 120 % of the nominal range
Max. permissible Turn Down
Unlimited (recommended 20 : 1)
Switch-on phase
Run-up time approx.
23 s
Output variable
Output
Ʋ Physical layer
Digital output signal according to standard EIA-485
Ʋ Bus specifications
Modbus Application Protocol V1.1b3, Modbus over se-
rial line V1.02
