Siemens SIMATIC ET 200S Operating Instructions Manual page 156

1Count5V
3.6 Count Modes
Address Assignment
Byte 6
Bit 7: Zero-crossing in the count range when counting without a main count direction
Bit 6: Low count limit
Bit 5: High count limit
Bit 4: Comparator 2 status
Bit 3: Comparator 1 status
Bit 2: Reserve = 0
Bit 1: Reserve = 0
Bit 0: Synchronization status
Byte 7 Reserve = 0
Bytes 8 to 11 Count value
Modified user data interface
1
Table 3- 5 Control Interface (Outputs)
Address
Bytes 0 to 3
Byte 0
Bytes 1 to 3
156
1
Assignment
Load value direct, preparatory, comparison value 1 or 2
Behavior of DO1, DO2 of the 1Count5V
Bit 2 Bit 1
0 0
0 0
0 1
0 1
1 0
1 0
1 1
1 1
Bit 5
0
0
1
1
Bits 3, 6, and 7: Reserve = 0
Byte 1: Hysteresis DO1, DO2 (range 0 to 255)
Byte 2: Pulse duration [2ms] DO1, DO2 (range 0 to 255)
Byte 3: Reserve = 0
Bit 0 Function DO1
0 Output
Switch on at counter status ≥ comparison value
1
0 Switch on at counter status ≤ comparison value
1 Pulse on reaching the comparison value
0 Switch at comparison values
1 blocked
0 blocked
blocked
1
Bit 4 Function DO2
0 Output
1 Switch on at counter status ≥ comparison value
0 Switch on at counter status ≤ comparison value
1 Pulse on reaching the comparison value
Operating Instructions, 06/2010, A5E00124867-07
Designation
STS_ND
STS_UFLW
STS_OFLW
STS_CMP2
STS_CMP1
STS_SYN
Technological Functions