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Renamed initial script, updated gitignore to ignore emacs tmp files, removed tmp file

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Brock Tice 2014-05-05 17:54:00 -06:00
parent 4b2e26ad7a
commit b6d56ce312
3 changed files with 2 additions and 82 deletions
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2
.gitignore vendored
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@ -52,3 +52,5 @@ coverage.xml
# Sphinx documentation # Sphinx documentation
docs/_build/ docs/_build/
# emacs temp files
*~

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tristar.py → read_registers.py
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82
tristar.py~
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@ -1,82 +0,0 @@
#!/usr/bin/env python
# Based on Morningstar documentation here
# http://www.morningstarcorp.com/wp-content/uploads/2014/02/TSMPPT.APP_.Modbus.EN_.10.2.pdf
# and heavily modified version of the script here
# http://www.fieldlines.com/index.php?topic=147639.0
import time
counter = 0
# import the server implementation
from pymodbus.client.sync import ModbusTcpClient as ModbusClient
# configure the client logging
import logging
logging.basicConfig()
log = logging.getLogger('./modbus.error')
log.setLevel(logging.ERROR)
hosts = ['10.1.255.167','10.1.255.240']
for host in hosts:
print "Host %s" % host
client = ModbusClient(host,502)
client.connect()
# Define the State list
state = ['Start', 'Night Check', 'Disconnected', 'Night', 'Fault!', 'MPPT', 'Absorption', 'FloatCharge', 'Equalizing', 'Slave']
# read registers. Start at 0 for convenience
rr = client.read_holding_registers(0,80,1)
# for all indexes, subtract 1 from what's in the manual
V_PU_hi = rr.registers[0]
V_PU_lo = rr.registers[1]
I_PU_hi = rr.registers[2]
I_PU_lo = rr.registers[3]
V_PU = float(V_PU_hi) + float(V_PU_lo)
I_PU = float(I_PU_hi) + float(I_PU_lo)
v_scale = V_PU * 2**(-15)
i_scale = I_PU * 2**(-15)
p_scale = V_PU * I_PU * 2**(-17)
# battery sense voltage, filtered
battsV = rr.registers[24] * v_scale
battsSensedV = rr.registers[26] * v_scale
battsI = rr.registers[28] * i_scale
arrayV = rr.registers[27] * v_scale
arrayI = rr.registers[29] * i_scale
statenum = rr.registers[50]
hsTemp = rr.registers[35]
rtsTemp = rr.registers[36]
outPower = rr.registers[58] * p_scale
inPower = rr.registers[59] * p_scale
minVb_daily = rr.registers[64] * v_scale
maxVb_daily = rr.registers[65] * v_scale
minTb_daily = rr.registers[71]
maxTb_daily = rr.registers[72]
dipswitches = bin(rr.registers[48])[::-1][:-2].zfill(8)
led_state = rr.registers
print "battery voltage: %.2f" % battsV
print "battery sensing: %.2f" % battsSensedV
print "battery current: %.2f" % battsI
print "battery watts: %.2f" % (battsV*battsI)
print "array voltage: %.2f" % arrayV
print "array current: %.2f" % arrayI
print "array watts: %.2f" % (arrayV*arrayI)
print "heat sink temp: %.2f" % hsTemp
print "battery temp: %.2f" % rtsTemp
print "state: %s" % state[statenum]
print "out power: %0.2f" % outPower
print "in Power: %0.2f" % inPower
print "min Vb daily: %0.2f" % minVb_daily
print "max Vb daily: %0.2f" % maxVb_daily
print "min Tb daily: %0.2f" % minTb_daily
print "max Tb daily: %0.2f" % maxTb_daily
print "dipswitches: %s" % dipswitches
print "dipswitches: 12345678"
print ""
client.close()