Draw-Wire Encoder SGH25

PRODUCENT CODE: -

CATEGORY: Position sensors for hydraulic cylinders

Producer: SIKO GmbH

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Description

Absolute wire-actuated sensor for position measurement and speed measurement in hydraulic cylinders, telescopic cylinders, and piston accumulators. Durable, reliable, and easy to integrate, based on over 30 years of experience in wire-actuated sensor technology.

Measuring range 0 … 2500 mm (98.42 inches)
Absolute measuring system
Pressure-resistant up to 350 bar, pressure peaks up to 450 bar
High degree of flexibility, adjustable to all measuring lengths thanks to teach-in
Redundant interfaces (CAT3) available
Safety version usable up to Performace Level d
Analog, CANopen, SAE J1939, CANopen Safety interfaces

Technical data

Mechanical data
Flange	aluminum (sealing ring (HNBR))
Housing	synthetic (PA66)
Wire design	ø0.45 mm (rustproof stainless steel)
Extension force	≥3.9 N
Acceleration	≤24 m/s²
Weight	~0.35 kg
Electrical data
Operating voltage	9 … 32 V DC (ambient condition MH, at output 0 ... 5 V, 0.5 ... 4.5 V, 0.25 ... 4.75 V, 1.0 ... 4.9 V, reverse polarity protected) 12 … 32 V DC (ambient condition MH, at output 0 ... 10 V, reverse-polarity protected) 12 … 32 V DC (ambient condition MH, at output 0 ... 20 mA, 4 ... 20 mA, but UB > Uload +2.0 V, reverse-polarity protected) 24 V DC ±20 % (ambient condition CE, reverse polarity protected)
Current consumption	<40 mA (at 24 V DC, per encoder) <80 mA (at 12 V DC, per encoder)
Power input	<1 W (without load, per encoder)
Parameter storage	10⁵ cycles (also applies to calibration operations)
Digital inputs	4 (limit inputs (redundant)) 2 (limit imputs (not redundant))
Input signal level high	>8.4 V
Input signal level low	<2.8 V
Output voltage	0 … 10 V (load current <1 mA) 0 … 5 V (load current <1 mA) 0.5 … 4.5 V (load current <1 mA) 0.25 … 4.75 V (load current <1 mA) 1 … 4.9 V (load current <1 mA)
Output current	0 … 20 mA (load ≤500 Ω) 4 … 20 mA (load ≤500 Ω)
Linearity tolerance	±0.25 % (2500 mm measurement length, ±0.5% output value range ≤15 mV)
Settling time	<150 ms
Type of connection	plug connection system (KV1H accessory)
Operating voltage	9 … 32 V DC (ambient condition MH, reverse polarity protected) 24 V DC ±20 % (ambient condition CE, reverse polarity protected)
Current consumption	<40 mA (at 24 V DC, per encoder) <60 mA (at 12 V DC, per encoder)
Power input	<1 W (per encoder)
Parameter storage	10⁵ cycles (also applies to calibration operations)
Linearity tolerance	±0.25 % (2500 mm measurement length)
Interface	ISO 11898-1/2, not galvanically isolated (CANopen, CiA 301, CiA 305, CiA 406)
Address	1 ... 127 (Node ID, via SDO or Layer Setting Service (LSS))
Baud rate	20 kbit/s 50 kbit/s 125 kbit/s 250 kbit/s 500 kbit/s 800 kbit/s 1 Mbit/s
Cycle time	typical 1.5 ms
Settling time	<150 ms
Type of connection	plug connection system (KV1H accessory)
Operating voltage	9 … 32 V DC (ambient condition MH, reverse polarity protected) 24 V ±20% (ambient condition CE, reverse polarity protected)
Current consumption	<40 mA (at 24 V DC, per encoder) <60 mA (at 12 V DC, per encoder)
Power input	<1 W
Parameter storage	10⁵ cycles (also applies to calibration operations)
Linearity tolerance	±0.25 % (2500 mm measurement length)
Interface	ISO 11898-1/2, not galvanically insulated (CANopen Safety, CiA 301, CiA 305, CiA 406, EN50325-5)
Address	1 ... 127 (Node ID, via SDO or Layer Setting Service (LSS))
Baud rate	20 kbit/s 50 kbit/s 125 kbit/s 250 kbit/s 500 kbit/s 800 kbit/s 1 Mbit/s
Cycle time	typical 1.5 ms
Settling time	<150 ms
Type of connection	plug-in connection system (KV1H accessory)
System data
Scanning	magnetic
Resolution	12 bit (analog output) 0.1 mm (CANopen, SAE J1939, CANopen Safety)
Repeat accuracy	±0.15 mm (unidirectional)
Measuring range	0 … 2500 mm (measurement area can be used flexibly between 0 … 2500 mm)
Travel speed	≤2 m/s
Failure rate	290 year(s) (analog output not redundant, at 40° C (MTBF) SN29500) 240 year(s) (CANopen not redundant, at 40° C (MTBF) SN29500) 540 year(s) (analog redundant, at 40° C (MTBF) SN29500) 460 year(s) (CAN redundant, at 40° C (MTBF) SN29500) 170 year(s) (CAN Safety redundant, at 40° C (MTBF) SN29500) 730 year(s) (CANopen Safety, at 60° C (MTTFd value)) 156 FIT (CANopen Safety, at 60° C (PFH) 1 FIT = 1.0 E-09 1/h) 84 % (CANopen Safety, at 60° C (DCavg value), IS13849-1, Appendix E.2)
Approval	E1 compliant (UN ECE R10 Approval number: E1 10 R - 05 8507 )
Ambient conditions
Ambient temperature	-40 … 105 °C (electronics) -30 … 100 °C (mechanics, optionally to 105° C)
Storage temperature	-40 … 85 °C
Relative humidity	100 % (condensation admissible in the mounted and plugged condition)
Operating pressure	<350 bar (P_n based on ISO 19879)
Overload pressure	<450 bar (P_max based on ISO 19879)
Test pressure	650 bar (P_static based on ISO 19879)
EMC	EN 61326-1 (ambient condition CE, industry immunity requirement, class B emission limit) ISO 11452-1, -2, -3, -4, -5 (ambient condition MH, interference radiation EUB) 7637-1, -2 (ambient condition MH, transient pulses) ISO 10605 (ambient condition MH, electrostatic discharge (ESD))
Protection category	IP67 (EN 60529, installed with KV1H and suitable mating plug) IP6K9K (ISO 20653, fitted with KV1H and suitable mating connector)
Shock resistance	1000 m/s², 11 ms (EN 60068-2-27)
Vibration resistance	70 m/s², 10 Hz … 2 kHz (EN 60068-2-64)