IFM GG855S
Quick facts
| Availability | Confirmed on request |
| Category | Fail-safe inductive sensors |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can GG855S be shipped?
GG855S is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up GG855S in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for GG855S and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for GG855S, subject to availability and destination.
Certified to the following standards: EN 60947-5-3, IEC 61508 and ISO 13849 Connection to safety PLC, safe AS-i modules or safe evaluation units Ensuring operator and machine safety
Specifications
Product characteristics
| Electrical design | PNP |
| Output function | 2 x OSSD (A1 and A2) |
| Enable zone[mm] [mm] | > 7.5 |
| Housing | threaded type |
| Dimensions[mm] [mm] | M18 x 1 / L = 60 |
Application
| Special feature | Gold-plated contacts |
| Type of operation | permanent operation |
| Safety-related sub-function | safe state when damped correctly |
| Application | Use in mobile and harsh applications |
Electrical data
| Operating voltage[V] [V] | 8...32 DC |
| Rated insulation voltage[V] [V] | 60 |
| Current consumption[mA] [mA] | < 20 |
| Protection class | III |
| Reverse polarity protection | yes |
| Max. power-on delay time[ms] [ms] | 1000 |
Outputs
| Electrical design | PNP |
| Output function | 2 x OSSD (A1 and A2) |
| Max. voltage drop switching output DC[V] [V] | 2.5; (30 mA) |
| Minimum load current[mA] [mA] | 1 |
| Permanent current rating of switching output DC[mA] [mA] | 50 |
| Switching frequency DC[Hz] [Hz] | 10 |
| Output data | Interface type C class 1 |
| Output voltage at 24 V | compatible with EN 61131-2 inputs type 1, 2 |
| Short-circuit protection | yes |
| Overload protection | yes |
| Max. capacitive load CL_max[nF] [nF] | 20 |
Detection zone
| Enable zone[mm] [mm] | > 7.5 |
| Safe switch-off distance s(ao)[mm] [mm] | < 4 |
Accuracy / deviations
| Correction factor | steel: 1 / stainless steel: 0.7 / brass: 0.5 / aluminium: 0.4 / copper: 0.3 |
| Hysteresis[% of Sr] [% of Sr] | 1...10 |
Response times
| Response time to safety request[ms] [ms] | 5 |
| Response time when approaching the enable zone[ms] [ms] | 5 |
| Risk time (response time for safety-related faults)[ms] [ms] | 100 |
Operating conditions
| Ambient temperature[°C] [°C] | -40...85 |
| Max. relative air humidity[%] [%] | 50; (70 °C; <70 °C: >50 %) |
| Max. height above sea level[m] [m] | 5000 |
| Ionising radiation | not permissible |
| Protection | IP 65; IP 67; IP 68; IP 69K; (with ifm socket duly screwed on) |
| Chemical media | test according to ISO 16750-5; the following media were tested for 22 hours at 60 °C; coolants; (HoughtonHocut4480; Oemeta; HYCUT ET 46); The following media were tested for 22 hours at 75 °C; hydraulic fluids; (Fuchs Renoling B15 VG 46 HLP; Total BiohydranTMP 4HEES; Fuchs Hydrotherm 46 M HFC); transmission oils; (Fuchs TITAN ATF 3353 Dexron III); diesel; biodiesel; urea; (AdBlue); brake fluid; (K2 TURBO DOT 4); the following media were tested for 22 hours at 23 °C; corrosion protection; (Sonax special preservation wax ); cold cleaner; (Sonax cold cleaner S ); ammonia-based cleaner; (Weco Dr. Webers Salmiak-Konzentrat (concentrated ammonium chloride) ); battery acid; the following media were tested for 2 hours at 23 °C; wheel rim cleaner; (Sonax Xtreme Plus); the following media were tested for 10 minutes at 23 °C; premium-grade petrol lead-free |
| the following media were tested for 22 hours at 60 °C | coolants |
| The following media were tested for 22 hours at 75 °C | hydraulic fluids |
| the following media were tested for 22 hours at 23 °C | corrosion protection |
| the following media were tested for 2 hours at 23 °C | wheel rim cleaner |
| the following media were tested for 10 minutes at 23 °C | premium-grade petrol lead-free |
Tests / approvals
| EMC | industrial environments; EN 60947-5-3; EN 61000-4-2 ESD; 6 kV CD / 8 kV AD; EN 61000-4-3 HF radiated; 20 V/m; EN 61000-4-4 Burst; 2 kV; EN 61000-4-5 Surge; 2 kV; EN 61000-4-6 HF conducted; 10 V; EN 61000-4-8; 30 A/m 50/60 Hz / 1000 A/m 0 Hz; EN 55011; class B; mobile applications; only for operation with central load-dump suppression (58 V) / not for active operation during motor start phase in 12 V systems; ISO 10605 ESD; 8 kV CD / 15 kV AD; ISO 11452-2, ISO 11452-5 radiated immunity; 100 V/m; ISO 7637-2, ISO 16750-2 conducted immunity; 12 V / 24 V; pulse; 1 2a 3a 3b 4 5b; severity level; III III III III III III 58V; failure criterion; B B B A A C/B A; EN 55025 |
| EN 61000-4-2 ESD | 6 kV CD / 8 kV AD |
| EN 61000-4-3 HF radiated | 20 V/m |
| EN 61000-4-4 Burst | 2 kV |
| EN 61000-4-5 Surge | 2 kV |
| EN 61000-4-6 HF conducted | 10 V |
| EN 61000-4-8 | 30 A/m 50/60 Hz / 1000 A/m 0 Hz |
| EN 55011 | class B |
| mobile applications | only for operation with central load-dump suppression (58 V) / not for active operation during motor start phase in 12 V systems |
| ISO 10605 ESD | 8 kV CD / 15 kV AD |
| ISO 11452-2, ISO 11452-5 radiated immunity | 100 V/m |
| ISO 7637-2, ISO 16750-2 conducted immunity | 12 V / 24 V |
| pulse | 1 2a 3a 3b 4 5b |
| severity level | III III III III III III 58V |
| failure criterion | B B B A A C/B A |
| Vibration resistance | EN 60068-2-6 Fc; 20 g (10...3000 Hz) / 50 sweep cycles, 1 octave per minute, in 3 axes |
| EN 60068-2-6 Fc | 20 g (10...3000 Hz) / 50 sweep cycles, 1 octave per minute, in 3 axes |
| Broadband noise | EN 60068-2-64 h; 5,9 g (10...2000 Hz) / effective acceleration for chassis mounting |
| EN 60068-2-64 h | 5,9 g (10...2000 Hz) / effective acceleration for chassis mounting |
| Shock resistance | EN 60068-2-27 Ea; 100 g 11 ms half-sine; 3 shocks each in every direction of the 3 coordinate axes |
| EN 60068-2-27 Ea | 40 g 6 ms; 4000 shocks each in every direction of the 3 coordinate axes |
| Continuous shock resistance | EN 60068-2-27 Ea; 40 g 6 ms; 4000 shocks each in every direction of the 3 coordinate axes |
| Fast temperature change | EN 60068-2-14 Na; TA = -40°C; TB = 85°C; t1 = 30 min; t2 = 10 s 100 cycles |
| EN 60068-2-14 Na | TA = -40°C; TB = 85°C; t1 = 30 min; t2 = 10 s 100 cycles |
| Salt spray test | EN 60068-2-52 Kb; severity level 5 (4 test cycles) |
| EN 60068-2-52 Kb | severity level 5 (4 test cycles) |
Safety classification
| Complies with the requirements | ISO 13849-1: 2015 category 2, PL d; IEC 61508 SIL 2; IEC 62061 SIL 2 |
| Mission time TM[h] [h] | ≤ 87600 |
| Mission time TM (additional indication) | industrial environments Temperature range -25...70 °C ≤ 175200 |
| PFH[1/h] [1/h] | < 5E-08 |
Mechanical data
| Weight[g] [g] | 109.2 |
| Housing | threaded type |
| Mounting | flush mountable |
| Dimensions[mm] [mm] | M18 x 1 / L = 60 |
| Thread designation | M18 x 1 |
| Materials | threaded sleeve: brass white bronze coated; sensing face: LCP; LED window: PEI; lock nuts: brass white bronze coated |
| Tightening torque[Nm] [Nm] | < 25 |
Displays / operating elements
| Display | Display switching status; 4 LED, yellow |
| Display switching status | 4 LED, yellow |
Accessories
| Items supplied | lock nuts: 2 |
Remarks
| Remarks | material for secure mounting not supplied; fixing must be done by the user; meets the environmental and EMC requirements for operation in agricultural and forestry machinery, earthworks and construction machines as well as in industrial trucks; Unless stated otherwise, all data refer to the reference target plate to IEC 60947-5-2 over the whole temperature range.; (FE360 = ST37-2K) 18x18x1 mm |
| Pack quantity | 1 pcs. |
Electrical connection - plug
| Connector | 1 x M12; coding: A; Contacts: gold-plated |









