Siemens SIWAREX WP241 User Manual

SIWAREX WP241
Manual, 04/2014, A5E33713528A
153
Communication
11
11.1
Integration in SIMATIC S7-1200
11.1.1
General information
A SIWAREX WP241 occupies 32 bytes each in the I/O areas of the CPU. The maximum
number of SIWAREX WP241 weighing modules is defined as follows:
S7-1212 CPU → up to two WP241 weighing modules
S7-1214 CPU → up to eight WP241 weighing modules
S7-1215 CPU → up to eight WP241 weighing modules
S7-1217 CPU → up to eight WP241 weighing modules
Additionally observe the memory requirements for the respective function block calls.
Table 11- 1 Memory requirements of the function block
FB with DS communication
(FB241 "WP241PR")
Read weight and status
YES
Send commands
YES
Send parameters
YES
Main memory requirements in CPU
16 000 byte + n x 2 020 byte
Load memory requirements in CPU
202 000 byte + n x 53 000 byte
n = number of WP241 modules
The function block described above including HMI configuring can be downloaded as a
predefined example project ("Ready-for-use") from the Siemens Customer Support.
The latest firmware version for the weighing module can also be downloaded from the
Customer Support.

Siemens SIWAREX WP241 Specifications

General

Brand	Siemens
Model	SIWAREX WP241
Category	Accessories
Language	English