WEST 8800 Operating Manual page 78

Process controller
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Technical data
POWER SUPPLY
Dependent of order:
AC SUPPLY
Voltage:
Frequency:
Power consumption
UNIVERSAL SUPPLY 24 V UC
AC voltage:
Frequency:
DC voltage:
Power consumption:
BEHAVIOUR WITH POWER FAILURE
Configuration, parameters and adjusted
set-points, control mode:
Non-volatile storage in EEPROM
FRONT INTERFACE
Connection of PC via PC adapter (see
"Accessory equipment"). The 8800/8840
Configurator software is used to configure, set
parameters and operate the 8840 profiler.
BUS INTERFACE (OPTION)
Galvanically isolated
Physical:
Protocol:
Transmission speed: 2400, 4800, 9600, 19.200
bits/sec
Address range:
Number of controllers per bus: 32
Repeaters must be used to connect a higher number
of controllers.
ENVIRONMENTAL CONDITIONS
Protection modes
Front panel:
IP 65 (NEMA 4X)
Housing:
IP 20
Terminals:
IP 00
90...260 V AC
48...62 Hz
approx. 7,0 VA
20,4...26,4 V AC
48...62 Hz
18...31 V DC
approx.. 7,0 VA
RS 422/485
Modbus RTU
1...247
Permissible temperatures
For specified
0...60°C
accuracy:
Warm-up time:
≥ 15 minutes
For operation:
-20...65°C
For storage:
-40...70°C
Humidity
75% yearly average, no condensation
Shock and vibration
Vibration test Fc (DIN 68-2-6)
Frequency:
10...150 Hz
Unit in operation:
1g or 0,075 mm
Unit not in operation: 2g or 0,15 mm
Shock test Ea (DIN IEC 68-2-27)
Shock:
15g
Duration:
11ms
Electromagnetic compatibility
Complies with EN 61 326-1
(for continuous, non-attended operation)
GENERAL
Housing
Material:
Flammability class:
Plug-in module, inserted from the front
Safety test
Complies with EN 61010-1 (VDE 0411-1):
Overvoltage category II
Contamination class 2
Working voltage range 300 V
Protection class II
78
8800 process controller
Makrolon 9415
flame-retardant
UL 94 VO, self-extinguishing

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