Alarm Indicator (Measuring Transducer) with general approval for construction
Our alarm indicators type OAA-300 are stand-alone signaling devices with optic and acoustic alarm indication.
Properties
Protection class EN60529
:
IP 65
Operating temperature
:
– 20…+60 °C
Storage temperature
:
– 30…+80 °C
Sensitivity
:
bei konduktiver Messung: 3, 10, 30, 100kΩ
Dimensions
:
170 x 190 x 85 mm
Weight
:
ca. 0,8 kg
Control circuits
Open circuit voltage
:
max. 10 V DC
Short-circuit current
:
max. 10 mA
Switching delay
:
ca. 0,5 s
Power supply
nominal voltage
:
230 V AC (optional 24, 115, 240 V AC 24 V DC
Nominal frequency
:
48...62 Hz
Power consumption
:
max. 3 W/VA
Output
Switching voltage
:
max. 250 V
Switching current
:
max. 3 A
Switching capacity
:
max. 500 VA | max. 50 W
Volume
:
75 dB
VS-D250
Transmitter for ViscoScope viscosity sensors
Maximum flexibility for an optimal choice of measuring instrument: The VS-D250 transmitter is compatible with all ViscoScope® sensors of the types VA-100 and VA-300.
Properties
Output card socket
:
2
External input
:
0/4…20 mA | 0/2…10 V DC
Power supply
:
24V DC, 12 W
Dimensions
:
142 x 106 x 73 mm (L x B x H)
Front
:
RS232, MODBUS RTU (Standard)
Display and Operation
Lines
:
4
Pages
:
2
Character set
:
alphanumerisch
Buttons
:
3 (front)
Alarms
system function
:
sensor diagnosis
:
Coil Temperature
:
2 configurable LEDs
:
optional outputs
0/4…20mA | 0/2…10V DC (active)
:
RS232 | RS485
:
2 SPDT-Relays: RS232 | RS485
:
Filter
Moving average (200 measured values)
:
Our application engineers advise you
personally, comprehensively and professionally!