Operator`s manual

21X INDEX
I-4
Low Pass Filter [Instruction 58] 10-6
Low resolution 2-2
LP Filter [Instruction 58] 10-6
Lysimeter, weighing 7-8
M
Maintenance and installation of the 21X 14-1
Manually initiated data transfer (*8 and *9
Modes) 4-2
Maximum [Instruction 73] 11-3
Programming example OV-14
Memory
Allocation 1-4
Automatic RAM check on
power-up 1-4
Changing RAM or PROM chips
E-1
Description of areas OV-3
Erasing all 1-5
Pointers 2-1
Minimize [Instruction 74] 11-3
Minus sign (-) & (--), Entering 3-1
Modes, General overview OV-7
Modem/terminal 6-3
Modulo divide, X Mod F [Instruction 46]
10-3
Move Input Data, Z = X [Instruction 31] 10-
1
Programming examples 8-10
Move Signature into Input Location
[Instruction 19] 9-8
Move Time to Input Location
[Instruction 18] 9-8
Programming example 8-5
MPTR (Modem Pointer) 2-1
Multiply
X * F [Instruction 37] 10-2
X * Y [Instruction 36] 10-2
N
Natural logarithm LN(X) [Instruction 40]
10-2
Negative numbers 3-1
Nesting 3-5
Noise
Common sources 13-1
Modem 6-2
Rejection 3-2
Non-integer portion [Instruction 44] 10-3
Non-linear Thermistor 7-12
O
On-line data transfer 4-1
OR construction, Logical 3-5
OSX-0, OSX-1, OSX-2 B-1
Output Array
Calculating data points 4-2
Definition 2-1
Setting ID 2-1
Output device codes [Instruction 96] 4-1
Output Flag
Description 3-3
Example of setting OV-10, OV-
14
Interval OV-6, 3-3
Intervals less than one minute
8-5
Output Processing Instructions
Definition OV-5
Memory and execution times
3-8
Overranging analog inputs 3-2
Overrunning execution interval 1-1
Overview of 21X OV-1
P
Parameter
Definition A-3
Data types 3-1
Parity, Checking 6-4
PC201 Tape Read Card 4-5
PC208 Datalogger Support Software OV-6
Password, Security 1-6
Peripherals
Enabling 6-2
General 4-1
Power requirements 14-1
Physical description of 21X OV-1
Pin configuration
9 pin serial I/O port 6-1
Polynomial [Instruction 55] 10-5
Port Set [Instruction 20] 9-8
Ports, commands 12-1
Power, X
Y
[Instruction 47] 10-3
Power requirements for peripherals 14-1
Power supply options 14-2
Power up status 1-4, 5-2
PPTR 2-1
Pressure transducer 7-8
Printer
Interfacing with 21X 6-2
Manually initiated data dump
(*9 Mode) 4-3
Output formats 4-6
Printer Pointer (PPTR) 2-2
Saving/loading programs (*D
Mode) 1-7
Send Character [Instruction
98] 12-8
Use with Instruction 96 or *4
Mode 4-2