Watlow CLS200, MLS300 and CAS200 User Manual Page 52
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46 Communications Specification
Chapter 3: Controller Parameter Descriptions
Input Type (3)
This parameter specifies the input type.
• Range: 0 to 19 defined values.
• Default: 1 (J-type thermocouple).
The following input types are currently defined:
The input type determines the ranges for these other parameters:
• Process variable
• Setpoint
Decimal
Number
Description
Hex
Value
Range
0 Linear 00 –10 to 60 mV (scaleable)
1 J-type thermocouple 01 –350 to 1400°F
–212 to 760°C
2 K-type thermocouple 02 –450 to 2500°F
–268 to 1371°C
3 T-type thermocouple 03 –450 to 750°F
–268 to 399°C
4 S-type thermocouple 04 0 to 3200°F
–18 to 1760°C
5 R-type thermocouple 05 0 to 3210°F
–18 to 1766°C
6 B-type thermocouple 06 150 to 3200°F
660 to 1760°C
7 Pulse Input (CLS, MLS, CAS) 07 0 to 2000 Hz
8 RTD1 (high resolution)
(Not available in CLS216/16CLS and CAS200/
CAS)
08 –148 to 527°F
–100 to 275°C
9 RTD2 (low resolution)
(Not available in CLS216/16CLS and CAS200/
CAS)
09 –184 to 1544°F
–120 to 840°C
10 Skip Channel 0A N/A
11 to 13 Reserved for 8LS carbon potential N/A N/A
14 N/A N/A N/A
15 N/A N/A N/A
16 N/A N/A N/A
17 N/A N/A N/A
18 Nickel RTD
(Available in some MLS controllers)
12 –940 to 572°F
–700 to 300°C
19 Motor speed 13 –10 to 60 mV (scaleable)
20 E thermocouple 14 –328 to 1448°F
–200 to 787°C
- CLS200, MLS300 1
- Communications 1
- Specification 1
- Warranty 2
- Contents 3
- Protocol Syntax 9
- Transaction Sequence 10
- Packet Format 12
- Codes in a Packet 12
- Error Checking 14
- Cyclic Redundancy Check (CRC) 15
- Examples 16
- Block Write 19
- Message Data 20
- Data for a Write Command 21
- Two-Byte Data Types 21
- Figuring Block Size 21
- Anafaze/AB Data Table Summary 22
- Number Description 24
- Address 24
- Type Number of Bytes 24
- Overview 27
- The Query-Response Cycle 28
- Serial Transmission 28
- Message Framing 29
- Contents of the Data Field 30
- CRC Error Checking 31
- Function Codes 32
- Diagnostic Subfunctions 33
- Writing Data 36
- Reading Data 36
- Write Examples 38
- Modbus-RTU Data Table Summary 39
- Chapter 3: 45
- All Units 17, 18 47
- Enhanced Features options 49
- Parameters (by number) 51
- Input Type (3) 52
- Output Type (4) 53
- Setpoint (5) 54
- Process Variable (6) 54
- Output Filter (7) 54
- Output Value (8) 55
- Alarm Deadband (12) 55
- Alarm_Status (13) 56
- Ambient Sensor Readings (15) 58
- Pulse Sample Time (16) 58
- High Process Variable (17) 58
- Low Process Variable (18) 58
- Precision (19) 59
- Cycle Time (20) 60
- Zero Calibration (21) 60
- Full Scale Calibration (22) 60
- Digital Inputs (25) 60
- Digital Outputs (26) 61
- Override Digital Input (28) 61
- Override Polarity (29) 61
- System Status (30) 62
- System Command Register (31) 62
- Data Changed Register (32) 63
- Input Units (33) 63
- EPROM Version Code (34) 64
- Options Register (35) 64
- High Reading (37) 65
- Low Reading (38) 65
- Heat/Cool Spread (39) 65
- Startup Alarm Delay (40) 66
- • Range: See tables below 67
- • Default: 0 67
- Current Segment (47) 68
- Segment Time Remaining (48) 68
- Current Cycle Number (49) 68
- Tolerance Alarm Time (50) 68
- Last Segment (51) 68
- Number of Cycles (52) 69
- Ready Setpoint (53) 69
- Ready Event States (54) 69
- Segment Setpoint (55) 70
- Segment Time (58) 72
- Tolerance (59) 72
- Ramp/Soak Flags (60) 72
- Output Limit (61) 73
- Output Limit Time (62) 73
- Alarm_Control (63) 74
- Alarm_Acknowledge (64) 74
- Alarm_Mask (65) 74
- Alarm_Enable (66) 74
- AIM Fail Output (68) 75
- Output Linearity Curve (69) 76
- SDAC Mode (70) 76
- SDAC Low Value (71) 76
- SDAC High Value (72) 76
- Save Setup to Job (73) 77
- Input Filter (74) 77
- Loop Alarm Delay (75) 77
- Loop Names (77) 77
- Channel Name (78) 78
- Manufacturing Test (80) 78
- Cascade Maximum Setpoint (89) 80
- Cascade Base Setpoint (87) 80
- Cascade Minimum Setpoint (88) 80
- Loop Status (96) 82
- Output Type/Disable (97) 82
- Output Reverse/Direct (98) 82
- Controller Type (99) 83
- Ramp/Soak Profile Number (100) 83
- Controller Address (101) 83
- Baud Rate (102) 83
- Ready Events (103) 84
- Appendix A: 85
- Communications Driver 85
- Close_Comm_Port() 86
- DownLoad() 86
- UpLoad() 87
- Glossary 89
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