Control and settings can be carried out remotely
High general applicability so that any type of PLC can be used
Communication speed 57.6 kbps Series connection of a maximum of 31 nodes is possible
Up to 16 digital sensors* can be connected side by side
Save wiring, construction and space

^* The maximum number of units is 12 for configurations including either the FX-501(P)/502(P) or LS-501(P).

Specifications

Type		Main unit
Model No.		SC-GU1-485
CE marking directive compliance		EMC Directive, RoHS Directive
Applicable digital sensor / input unit		FX-501(P), FX-502(P), FX-301(P) (Note 2), FX-305(P), LS-501(P), LS-403, DPS-401(P), DPS-402(P), SC-A01, SC-A02, SC-T1JA
Connectable units		Max. 16 units of digital sensor / analog input unit per SC-GU1-485 (Note 3)
Connectable nodes		Max. 31 nodes
Supply voltage		24 V DC ±10 % Ripple P-P 10 % or less
Current consumption		45 mA or less (SC-GU1-EU: 10 mA or less)
Communication method		Two-wire half duplex communication
Communication speed		57,600 bps / 38,400 bps / 19,200 bps / 9,600 bps, Selectable by DIP switch
Synchronization method		Asynchronous communication method
Electrical characteristic		Conforming to EIA RS-485
Total extension length		Communication cable: 100 m 328.084 ft or less [SC-GU1-485 (termination) to PLC] Power supply cable: Less than 10 m 32.808 ft
Indicators	Power (POWER)	Green LED (Lights up when the power is ON)
	Communication (COMM)	Green LED (Lights up during communication)
	Upper communication error (C.Err)	Red LED [Blinks when communication error between PLC (Programmable Logic Controller) and Master or Master and Slave, or command error occurs]
	Lower communication error (S.Err)	Red LED (Blinks when communication error between the main unit and sensors occur)
Ambient temperature		–10 to +55 ℃ +14 to +131 ℉ (If 4 to 7 units are connected in cascade: –10 to +50 ℃ +14 to +122 ℉, if 8 to 16 units are connected in cascade: –10 to +45 ℃ +14 to +113 ℉) (No dew condensation or icing allowed), Storage: –20 to +70 ℃ –4 to +158 ℉
Ambient humidity		35 to 85 % RH, Storage: 35 to 85 % RH
Voltage withstandability		1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance		20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance		10 to 150 Hz frequency, 0.75 mm 0.030 in double amplitude in X, Y and Z directions for two hours each
Shock resistance		98 m/s² acceleration (10 G approx.) in X, Y and Z directions five times each
Material		Enclosure: Heat-resistant ABS, Connector cap: silicone rubber
Weight		Net weight : 35 g approx. (SC-GU1-EU: 10 g approx.), Gross weight: 120 g approx.
Accessories		SC-GU1-EU (End unit): 1 pc. CN-73-C2 [Quick-connection cable (cable length 2 m 6.562 ft)]: 1 pc. SC-GU1-CC02 [Link cable (cable length 0.2 m 0.656 ft)]: 1 pc.


Notes:	1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +20℃ +68℉ 2) Applicable units are for the FX-301(P) after version update. Do not use the previous version of FX-301(P). The updated version of FX-301(P) has the“NAVI” printed only on single side.
	3) The maximum number of units is 12 for configurations including either the FX-501(P)/502(P) or LS-501(P).