27 DEVICES
27.2 Device Setting
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27
Range of use of device points
The following table lists the range of use of device points to be set in the device setting.
*1 This is the maximum number of points for the R120PCPU with an extended SRAM cassette (8MB) (NZ2MC-8MBSE). The number of
points varies depending on the model of the CPU module used, whether to use an extended SRAM cassette, and the type of its
cassette.
*2 Version restrictions vary according to the operation mode. ( Page 747 Added and Enhanced Functions)
Type Device name Symbol Range of use
*1
Setting unit
Bit Input X X0 to X2FFF
Bit Output Y Y0 to Y2FFF
Bit Internal relay M M0 to M94773247 64 points
Bit Link relay B B0 to B5A61FFF 64 points
Bit Annunciator F F0 to F32767 64 points
Bit Link special relay SB SB0 to SB5A61FFF 64 points
Bit Edge relay V V0 to V32767 64 points
Bit Step relay
*2
S S0 to S16383 1024 points
Word Timer T T0 to T5265151 32 points
Word Retentive timer ST ST0 to ST5265151 32 points
Word Long timer LT LT0 to LT1480831 1 point
Word Long retentive timer LST LST0 to LST1480831 1 point
Word Counter C C0 to C5265151 32 points
Word Long counter LC LC0 to LC2787391 32 points
Word Data register D D0 to D5923327 4 points
Word Link register W W0 to W5A61FF 4 points
Word Link special register SW SW to SW5A61FF 4 points
Bit Latch relay L L0 to L32767 64 points
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