Siemens SINUMERIK 840D Description Of Functions page 408

7 Configuring example
7.3 Safety Integrated with SPL
R M 216.6;
//
U M 216.7;
= A 49.2;
//
U M 216.7;
U DB31.DBX
U DB32.DBX
U DB33.DBX
S M 217.0;
R M 216.7;
//
U M 217.0;
UN DB31.DBX
UN DB32.DBX
UN DB33.DBX
S M 217.1;
R M 217.0;
NETWORK
TITLE =Forced checking procedure of the input and output devices
//The time for performing the forced checking procedure can depend on several
//machine-specific conditions. The solution shown in this example is not
binding.
//
U M 217.1;
= 1
U "SPL".NOT_HALT;
S M 218.0;
R M 217.1;
R A 48.1;
//
U M 218.0;
L S5T#120MS;
SE T 22;
//
U T 22;
UN A 48.1;
UN E 76.4;
S M 218.7;
S A 48.1;
//
U T 22;
UN A 48.1;
U E 76.4;
S M 218.1;
S A 48.1;
R M 218.0;
//
U T 22;
U E 3.7;
U E 76.0;
U E 76.4;
S M 218.1;
R M 218.0;
R M 218.7;
//
U M 218.1;
L S5T#50MS;
SE T 23;
//
U T 23;
UN E 76.0;
R M 218.1;
//
U T 23;
U E 76.0;
U E 76.4;
S "SPL".QUIT_MARKER;
S M 218.2;
R M 218.1;
7-408
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
// Reset check Stop C (NCK)
// Initiate Stop A on the NCK side
// See circuit diagram and NCK-SPL
// Check stop A on the NCK side
111.4; // STOP A/B active axis X
111.4; // STOP A/B active axis Z
111.4; // STOP A/B active spindle C
// Check: STOP A (NCK) not active
// Reset check Stop A (NCK)
// Check: STOP A (NCK) not active
111.4; // STOP A/B not active axis X
111.4; // STOP A/B not active axis Z
111.4; // STOP A/B not active spindle C
// Start forced checking procedure of inputs
// Reset check: STOP A (NCK)
// Start forced checking procedure for M217.1
// EMERGENCY STOP not actuated
// Check EMERGENCY STOP inputs
// Reset: Start forced checking procedure
// PLC forced checking procedure output
// Check EMERGENCY STOP inputs
// Drop-out time of contactor
// Timer 22
// After drop-out time of contactor
// PLC forced checking procedure output
// Error case checkback input contactors = 0
// Initiate Stop D ( see FC96)
// PLC forced checking procedure output
// After drop-out time of contactor
// PLC forced checking procedure output
// Good case checkback input contactors = 1
// Start acknowledgement
// PLC forced checking procedure output
// Check EMERGENCY STOP inputs
// After drop-out time of contactors
// RESET MCP
// EMERGENCY STOP (PLC) not actuated
// Forced checking procedure input E76.4 = 1
// Start acknowledgement
// Check EMERGENCY STOP inputs
// Withdraw Stop D
// Start acknowledgement
// Delay time EMERGENCY STOP inputs
// Set timer 23
// Delay time EMERGENCY STOP inputs
// EMERGENCY STOP actuated
// Reset acknowledgement
// EMERGENCY STOP not actuated
// Forced checking procedure input E76.4 = 1
// Acknowledge EMERGENCY STOP PLC
// Acknowledge EMERGENCY STOP NCK
// Check: EMERGENCY STOP
© Siemens AG 2003 All Rights Reserved
11.03