30 lines
831 B
Python

import time
from pyS7 import S7Client
import pprint
LOOPS = 3
counter = 0
client = S7Client(address="172.16.3.231", rack=0, slot=2)
while counter < LOOPS:
try:
# Create a new 'S7Client' object to connect to S7-300/400/1200/1500 PLC.
# Provide the PLC's IP address and slot/rack information
# client = S7Client(address="172.16.4.220", rack=0, slot=2)
# Establish connection with the PLC
client.connect()
# Define area tags to read
tags = ["DB9,DBD0"]
# Read the data from the PLC using the specified tag list
data = client.read(tags=tags)
print(data) # [True, False, 123, True, 10, -2.54943805634653e-12, 'Hello']
except Exception as e:
pprint.pprint(e)
finally:
client.disconnect()
counter += 1
time.sleep(1)