Appendix E  Motion Parameter Details
E.3  Monitoring Parameter List
A-45
IL20
Speed Reference 
Output Monitor
pulse/s
Yes
IL22 to 
IL2A
− Reserved
−−
IW2C Servo Driver Status
Bit 0: Alarm (ALM)
Bit 1: Warning (WARNG)
Bit 2: Command Ready (CMDRDY)
Bit 3: Servo ON (SVON)
Bit 4: Main Power Supply ON (PON)
Bit 5: Machine Lock (MLOCK)
Bit 6: Zero Position (ZPOINT)
Bit 7: Locating Completed (Positioning Completed)(PSET)
Bit 8: Command Profile Complete (Distribution Completed) (DEN)
Bit 9: Torque Restriction (T_LIM)
Bit A: Latch Complete (L_CMP)
Bit B: Locating Neighborhood (NEAR Position) (NEAR)
Bit C: Positive Software Limit (P_SOT)
Bit D: Negative Software Limit (N_SOT)
Yes
Bits E to F: Reserved
−−
IW2D
Servo Driver Alarm 
Code
Stores the alarm code from the SERVOPACK.
Yes
IW2E
Servo Driver I/O Moni-
tor
Bit 0: Forward Side Limit Switch Input
Bit 1: Reverse Side Limit Switch Input
Bit 2: Deceleration Dog Switch Input
Bit 3: Encoder Phase-A Signal Input
Bit 4: Encoder Phase-B Signal Input
Bit 5: Encoder Phase-C Signal Input
Bit 6: EXT1 Signal Input
Bit 7: EXT2 Signal Input
Bit 8: EXT3 Signal Input
Bit 9: Brake State Output
Bit A*: Stop Signal (HWBB)
Bit B: Reserved
Bit C: CN1 Input Signal (IO12)
Bit D: CN1 Input Signal (IO13)
Bit E: CN1 Input Signal (IO14)
Bit F: CN1 Input Signal (IO15)
Yes
IW2F
Servo Driver User 
Monitor Information
Bits 0 to 3: Monitor 1
Bits 4 to 7: Monitor 2
Bits 8 to B: Monitor 3
Bits C to F: Monitor 4
Yes
IL30
Servo Driver User 
Monitor 2
Stores the result of the selected monitor.
Yes
IL32
Servo Driver User 
Monitor 3
Reserved
−−
IL34
Servo Driver User 
Monitor 4
Stores the result of the selected monitor.
Yes
IW36
Servo Driver User 
Constant No.
 (SERVOPACK Pa-
rameter No. for 
MECHATROLINK 
Command Area)
Stores the number of the parameter being processed.
Yes
IW37
Supplementary Servo 
Driver User Constant 
No. (SERVOPACK 
Parameter No. for 
MECHATROLINK 
Subcommand Area)
Stores the number of the parameter being processed.
Yes
(cont’d)
Register No. Name Contents SVB SVR