Bosch CL200 User Manual page 62

Central Processing Unit
5–16
Specifications
Analog inputs,
as per EN 61131-2
Input voltage range
Input resistance
Protective circuit
Max. permissible continuous overload Reverse polarity up to supply voltage
Isolation potential
Input filter characteristic
Conversion time
Sampling interval
Scanning repeat time
Operating mode
Conversion mode
Digital display
Resolution
Value of LSB
Temperature coefficient
Max. short–term deviation during
pulse shaped interferences
Cable length
The data related to the analog inputs are stored in the system area, S64
through S71. With standardization enabled, the analog inputs are monitored
for cable breaks. Cable breaks are reported in system area S80.
System area
S64 / S65
S66 / S67
S68 / S69
S70 / S71
S80
Analog inputs
4 power inputs
D 0 to 10 V, unipolar
D Selectable between 2 and 10 V
20 kW
RC circuit, Schottky diodes
No isolation
1st order
Cycle time plus 10 ms
20 ms
10 ms
Time controlled in 10 ms intervals
Gradual approximation
16 bit, straight binary
10 bit
w/o standardization:
10
10 V : 2 = 9.8 mV
w/ standardization
10
8 V : 2 = 7.8 mV
1%, 5 to 55_C
v2 %
max. 100 m, screened
Analog inputs
Channel 0
Channel 1
Channel 2
Channel 3
Cable break messages
1070 072 145-102 (01.07) GB