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Delta AH500 Programming Manual

Delta AH500
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AH500 Programming Manual
2-2
2.1 Introduction of Devices
This section gives an account of values/strings processed by the PLC. It also describes the
functions of devices which include input/output/auxiliary relays, timers, counters, and data registers.
2.1.1 Devise List
2.1.1.1 AH500 Basic CPU Modules (AHCPU500/510/520/530)
Type
Device name
Number of devices
Range
Bit
device
Input relay X
1024 (AHCPU500)
X0.0~X63.15
2048 (AHCPU510)
X0.0~X127.15
4096 (AHCPU520)
X0.0~X255.15
8192 (AHCPU530)
X0.0~X511.15
Output relay Y
1024 (AHCPU500)
Y0.0~Y63.15
2048 (AHCPU510)
Y0.0~Y127.15
4096 (AHCPU520)
Y0.0~Y255.15
8192 (AHCPU530)
Y0.0~Y511.15
Data register D
262144 (AHCPU500)
D0.0~D16383.15
524288 (AHCPU510)
D0.0~D32767.15
1048576(AHCPU520/530)
D0.0~D65535.15
Link register L
262144 (AHCPU500)
L0.0~ L16383.15
524288 (AHCPU510)
L0.0~ L32767.15
1048576 (AHCPU520/530)
L0.0~ L65535.15
Auxiliary relay
M
8192
M0~M8191
Special auxiliary relay
SM
2048
SM0~SM2047
Stepping relay
S
2048
S0~S2047
Timer
T
2048
T0~T2047
Counter
C
2048
C0~C2047
32-bit counter
HC
64
HC0~HC63
Word
device
Input relay X
64 (AHCPU500)
X0~X63
128 (AHCPU510)
X0~X127
256 (AHCPU520)
X0~X255
512 (AHCPU530)
X0~X511
Output relay Y
64 (AHCPU500)
Y0~Y63
128 (AHCPU510)
Y0~Y127
256 (AHCPU520)
Y0~Y255
512 (AHCPU530)
Y0~Y511
Data register D
16384 (AHCPU500)
D0~D16383
32768 (AHCPU510)
D0~D32767
65536 (AHCPU520/530)
D0~D65535
Special data register
SR
2048
SR0~SR2047
Link register L
16384 (AHCPU500)
L0~L16383
32768 (AHCPU510)
L0~L32767
65536 (AHCPU520/530)
L0~L65535
Timer
T
2048
T0~T2047
Counter
C
2048
C0~C2047
32-bit counter
HC
64 (128 words)
HC0~HC63
Index register E 32 E0~E31
Constant*
Decimal system K
16 bits: -32768~32767
32 bits: -2147483648~2147483647
Hexadecimal system 16#
16 bits: 16#0~16#FFFF
32 bits: 16#0~16#FFFFFFFF
Single-precision
floating-point number
F 32 bits: ±1.17549435
-38
~±3.40282347
+38

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Delta AH500 Specifications

General IconGeneral
BrandDelta
ModelAH500
CategoryController
LanguageEnglish

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