Instruction manual

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AM16/32 Relay Analog Multiplexer

Wiring for CR1000 Program Example

CR1000 AM16/32 (4x16) CS616*

Control/Common Sensor Terminals

C4 RES Odd H CS616#1_Green

C5 CLK Odd L CS616#2_Green

12 V 12 V Gnd #1,2,3_Blk & Clear

Gnd Gnd Even H CS616#3_Green

1H COM Odd H Even L #1,2,3_Orange

1L COM Odd L

Gnd Gnd

2H COM Even H

C6 COM Even L

*Three sensors to each set of AM16/32 terminals.

CR1000 Program Example

‘Declare Public & Dim Variables

Public batt_volt

Public Panel_temp

Public Period(48)

Public VWC(48)

Public Flag(1)

Dim I

‘Declare Constants

‘CS616 Default Calibration Constants

const a0= -0.0663

const a1= -0.0063

const a2= 0.0007

‘Flag logic constants

const high = true

const low = false

‘Define Data Tables

DataTable (Dat30min,1,-1)

DataInterval (0,30,Min,10)

Minimum (1,batt_volt,FP2,0,False)

Average (1,Panel_temp,FP2,0)

Sample (48,Period(),FP2)

Sample (48,VWC(),FP2)

EndTable

‘Main Program

BeginProg

Scan (5,Sec,0,0) ‘scan instructions every 5 sec

Battery (Batt_volt)

PanelTemp (Panel_temp,250)

‘

‘Set flag 1 High every 30 min (Note: User can manually set flag 1 high/low)

If IfTime (0,30,min)Then flag (1)=high ‘+++++++++++++++++++++++++

If Flag(1)=high Then

‘measure 48ea CS616 probes on AM16/32 in (4x16) mode

PortSet (4,1) ‘Set Mux Reset line High

‘