FP3 MEWNET-TR
Chapter2-1. Page.16
12
2-1. Specifications
1. General Specifications
Item Description
Ambient temperature
0
°
Cto+55
°
C (32
°
F to 131
°
F)
Ambient humidity
30 % to 85 % RH (non-condensing)
Storage temperature
-20
°
Cto+70
°
C(-4
°
F to 158
°
F)
Storage humidity
30 % to 85 % RH (non-condensing)
Vibration resistance
10 Hz to 55 Hz, 1 cycle/min: double amplitude of 0.75 mm (0.030 in.),
10 min on 3 axes
Shock resistance
98 m/s
2
(10 G) or more, 4 times on 3 axes
Noise immunity
1,000 Vp-p with pulse width, 50 ns and 1
P
s
(based on in-house measurements)
Operating environment
Must be free from corrosive gases and excessive dust.
2. FP3 MEWNET-TR System Specifications
Item Description
Communication method
Two-lines, half-duplex
Synchroniza tion method
Asynchronous system
Communication path
2-conductor cable or twisted pair cable
Transmission distance
Max. 700 m (2,296.59 ft.) with twisted pair cable
Max. 400 m (1,312.34 ft.) with 2-conductor cable
See transmission cable below.
Communication speed
0.5 Mbps
Input/output response
time
I/O response time is determined by the number of slave stations (FP I/O
transmitter units and expansion FP I/O terminal units).
See page 128, “8-5. Transfer Time,” for details about the I/O response time.
Controllable I/O points
Max. 128 inputs and 128 outputs/FP3 transmitter master unit
Max. 2,048 inputs and 2,048 outputs (sixteen FP3 transmitter master units)/
FP3 CPU
Max. 3,072 inputs and 3,072 outputs (twenty-four FP3 transmitter master units)/
FP10S CPU
Interface
RS485
Communication error
checking method
Self-diagnosis data checking method
J
Transmission cable
Conductor:
Size: Min. 1.25 mm
2
(AWG16 or larger)
Resistance: Max. 16.8 :/km (at 20 ° C/68 ° F)
Cable:
Insulation material: Polyethylene
Insulation thickness: Max. 0.5 mm/0.020 in.
Jacket diameter: Approx. 8.5 mm/0.335 in.
Conductors
Jacket
Insulation
2-1. Specifications