Operating Instructions – Electronic Motor DRC.-..-DAC
183
10
Releasing the brake without drive enable signal
Operation
10.3.3 Functional description of automatic mode (bus mode) with binary slave GLK30A
When switch S1/2 is set to "ON", it is possible to release the brake even without a drive
enable signal.
The brake can be released under the following conditions by setting the AS-Interface bit
DO2 "speed f2/speed f1":
Setpoint selection
Setpoints are selected depending on the AS-Interface bit DO2 "Speed f2/Speed f1".
LED display
The DRIVE LED flashes periodically when the brake has been released for manual
mode.
Status of AS-Interface bits
Enable
status
Error
status
Brake function
DO0
DO1
DO2
DO3
(R)
(L)
(f2/f1)
(Reset/
enable)
"1"
"0"
"0"
"1"
"0"
"1"
Enabled
No
unit error
The brake is controlled by the
DRC inverter, setpoint f1
effective
"1"
"0"
"0"
"1"
"1"
"1"
Enabled
No
unit error
The brake is controlled by the
DRC inverter, setpoint f2
effective
"1"
"1"
"0"
"1"
No enable
signal
No
unit error
The brake is controlled by the
DRC inverter
"0"
"0"
"0"
"1"
No enable
signal
No
unit error
Brake applied
"1"
"1"
"1"
"1"
No enable
signal
No
unit error
Brake applied
"0"
"0"
"1"
"0"
Control-
ler inhibit
or STO
No
unit error
Brake is released for manual
mode
All states possible
Error
Unit error
Brake applied
Enable
status
AS-Inter-
face bit
Easy mode
(see chapter "Startup")
In conjunction with expert mode
and deactivated controls f1/f2
(see chapter "Startup")
Enabled
DO2 = "0" Setpoint potentiometer f1 active
Setpoint n_f1 active (parameter
10096.35, factory set to 1500 rpm)
Enabled
DO2 = "1" Setpoint switch f2 active
Setpoint n_f2 active (parameter
10096.36, factory set to 200 rpm)