FPΣ User's Manual 
 
12.2 Performance Specifications 
277 
12.2 Performance Specifications 
 
Description 
Item 
C32T2H(TM)  C24R2H(TM)  C28P2H(TM) 
CPU 
32 (16 DC inputs, 
16 NPN outputs) 
24 (16 DC inputs, 8 
relay outputs) 
28 (16 DC inputs, 12 
PNP outputs) 
Max. 120  Max. 124 
With FP0 expansion 
units (max. 3) 
Max. 128 
when using transistor output units 
Max. 280  Max. 284 
With FPΣ expansion 
units (max. 4) 
Max. 288 
when using transistor output units 
Max. 376  Max. 380 
Number of 
I/O points 
With FP0 and FPΣ 
expansion units (max. 3 
FP0 and 4 FPΣ units) 
Max. 384 
when using transistor output units 
Programming method/Control method 
Relay symbol/cyclic operation 
Program memory 
Built-in F-ROM (without backup battery) 
(Exclusive FPΣ instructions allow writing and reading data.) 
Program capacity (steps) 
32000 
Basic instructions 
93 
Number of 
instructions 
High-level instructions 
218 216  218 
Operation speed 
0.32μs/step (for basic instruction) 
External input relays (X) 
1184
1)
 
External output relays 
(Y) 
1184
1)
 
Internal relays (R) 
4096 (R0–R255F) 
Timer relays/Counter 
relays (T/C) 
1024
2)
 
Factory setting timers: 1008 points (T0–T1007) 
Factory setting counters: 16 points (C1008–C1023) 
Timer: 1–32767 (in units of 1ms, 10ms, 100ms, or 1s). 
Counter: 1–32767 
Operation 
memory: 
Relays 
Link relays (L) 
2048 
Data registers (DT)  32765 words (DT0–DT32764)
1)
 
Link registers (LD) 
256 words
1)
 
Operation 
memory: 
Memory 
areas 
Index registers (I) 
14 words (I0–ID) 
Differential points 
Unlimited 
Master control relay points (MCR) 
256 
Number of labels (JP and LOOP) 
256 
Number of SFC steps 
1000 
Number of subroutines 
500 
Sampling trace 
1000 samples 
Per scan or per time interval 
Max. 16 Boolean variables and 3 16-bit variables per sampling 
Pulse catch inputs 
8 (X0, X1, X3, X4: 5μs; X2, X5–X7: 100μs) 
Number of interrupt programs 
9 (8 external inputs X0, X1, X3, X4: 5μs; X2, X5–X7: 100μs), 1 
periodical interrupt (0.5ms–30s) 
Self-diagnostic function 
E. g. watchdog timer, program syntax check