Siemens SIMATIC ET 200S Operating Instructions Manual page 76

1Count24V
2.7 Measurement Modes
Table 2- 18 Control Interface (Outputs)
Address Assignment
Bytes 0 to 3 Low limit or high limit
Function of DO1
Byte 0:
Bytes 1 to 3:
Integration time
Byte 0, 1:
Byte 2, 3:
Byte 4 Bit 7:
Bit 6:
Bit 5:
Bit 4:
Bit 3:
Bit 2:
Bit 1:
Bit 0:
Byte 5 Bit 7:
Bit 6:
Bit 5:
Bit 4:
Bit 3:
Bit 2:
Bit 1:
Bit 0:
Bytes 6 to 7 Reserve = 0
Not used for modified user interface
1
76
Bit 1 Bit 0 Function DO1
0 0 Output
1 Measured value outside the limits
0
1 0 Measured value under the low limit
1 1 Measured value over the high limit
Reserve = 0
Integration time [n*10ms]
(Range 1 to 1000/12000)
Reserve = 0
Error diagnostics acknowledgement EXTF_ACK
Reserve = 0
Reserve = 0
Enable DO1 CTRL_DO1
Control bit DO1 SET_DO1
Start resetting of status bit RES_STS
Reserve = 0
SW gate control bit SW_GATE
Reserve = 0
Reserve = 0
Reserve = 0
Change function of DO1, C_DOPARAM
Reserve = 0
Change integration time, C_INTTIME
Load high limit LOAD_PREPARE
Load low limit LOAD_VAL
1
Technological Functions
Operating Instructions, 06/2010, A5E00124867-07