2.3 Specifications
2.3.2 SERVOPACK with MECHATROLINK-III Communications References and RJ-45 Connectors
2-10
*1.
If you combine a
Σ
-7-Series SERVOPACK with a
Σ
-V-Series Option Module, the following
Σ
-V-Series SERVO-
PACKs specifications must be used: a surrounding air temperature of 0°C to 55°C and an altitude of 1,000 m
max. Also, the applicable surrounding range cannot be increased by derating.
*2.
The coefficient of speed fluctuation for load fluctuation is defined as follows:
*3.
Always perform risk assessment for the system and confirm that the safety requirements are met.
MECHATR
OLINK-III
Communi-
cations
Communications Pro-
tocol
MECHATROLINK-III
Station Address
Settings
03h to EFh (maximum number of slaves: 62)
The rotary switches (S1 and S2) are used to set the station address.
Baud Rate
100 Mbps
Transmission Cycle
125
μ
s, 250
μ
s, 500
μ
s, 750
μ
s,
1.0 ms to 4.0 ms (multiples of 0.5 ms)
Number of Transmis-
sion Bytes
32 or 48 bytes/station
A DIP switch (S3) is used to select the number of transmission bytes.
Reference
Method
Performance
Position, speed, or torque control with MECHATROLINK-III communi-
cations
Reference Input
MECHATROLINK-III commands (sequence, motion, data setting, data
access, monitoring, adjustment, etc.)
Profile
MECHATROLINK-III standard servo profile
MECHATROLINK-III Communica-
tions Setting Switches
Rotary switch (S1 and S2) positions: 16
Number of DIP switch (S3) pins: 4
Analog Monitor (CN5)
Number of points: 2
Output voltage range:
±
10 VDC (effective linearity range:
±
8 V)
Resolution: 16 bits
Accuracy:
±
20 mV (Typ)
Maximum output current:
±
10 mA
Settling time (
±
1%): 1.2 ms (Typ)
Dynamic Brake (DB)
Activated when a servo alarm or overtravel (OT) occurs, or when the
power supply to the main circuit or servo is OFF.
Regenerative Processing
Built-in
Refer to the following catalog for details.
Σ
-7 Series Peripheral Device Selection Manual
(Manual No.: SIEP S800001 32)
Overtravel (OT) Prevention
Stopping with dynamic brake, deceleration to a stop, or coasting to a
stop for the P-OT (Forward Drive Prohibit) or N-OT (Reverse Drive Pro-
hibit) signal
Protective Functions
Overcurrent, overvoltage, low voltage, overload, regeneration error, etc.
Utility Functions
Gain adjustment, alarm history, jogging, origin search, etc.
Safety
Functions
Inputs
/HWBB1 and /HWBB2: Base block signals for Power Modules
Output
EDM1: Monitors the status of built-in safety circuit (fixed output).
Applicable
Standards
*3
ISO13849-1 PLe (Category 3), IEC61508 SIL3
Applicable Option Modules
Fully-closed Modules and Safety Modules
Note: You cannot use a Fully-closed Module and a Safety Module together.
Continued from previous page.
Item
Specification
×
100%
Coefficient of
s
peed fluctuation =
No-load motor
s
peed – Total-load motor
s
peed
Rated motor
s
peed
