Stem Material: Polysulfone
Float Material: N/A
Mounting Size: 1/2″ Straight thread
Switch Type: TTL/CMOS Compatible
Gems Sensors ELS-1100 Series Single-Point Level Switch
Gems Sensors 144235
SKU: 144235
Stem Material: Polysulfone
Float Material: N/A
Mounting Size: 1/2" Straight thread
Switch Type: TTL/CMOS Compatible
Category: Electro-Optic Level Switches
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| Gems ELS-1100 Series (General Purpose) Electro-Optic Level Sensor Technical Specifications | |
|---|---|
| ● GENERAL | |
| Description | General purpose ELS-1100 Series polysulfone units are both compact and economical. They feature a variety of mountings, power requirements and electrical terminations to make it easy to find a perfect match for the application. U.L. Listed — File No. E108913. |
| ● SPECIFICATIONS | |
| Materials — Housing and Prism | Polysulfone or Nylon. |
| Operating Pressure | 0 to 150 PSI, maximum. |
| Operating Temperature* | 0°F to 176°F (-17.8°C to +80°C). |
| Current Consumption | 18 mA, approximately. |
| Output† | TTL/CMOS compatible. Open collector output may sink 40 mA up to 30 VDC. |
| Repeatability | ±1 mm. |
| EMI Susceptibility | Meets MIL-STD-461B Part 2 Modified. Specification of 10 V/M for frequency range 30 to 1000 MHz (except 609 MHz = 9 V/M and 679 MHz = 7.5 V/M). |
| *These switches are not for use in freezing liquid or steam/high condensation environments — contact Gems for alternative solutions. | |
| ● DIMENSIONS — MOUNTING TYPES | ||||
| 1/4″ NPT Mounting | 1/4″ NPT Mounting with 3/8″ Conduit | 1/2″ Straight Thread Mounting with O-Ring | M12x1-8g Straight Thread with O-Ring | “Fish” Pull Ring |
| Epoxy encapsulated; 5/8″ hex (15.9 mm); overall length 2-5/32″ (54.7 mm); 1/4″ NPT process thread. | 3/8″ NPT mounting (conduit); 5/8″ hex (15.9 mm); overall length 2-5/32″ (54.7 mm); 1/4″ NPT process thread. | 5/8″ hex (15.9 mm); overall length 2-5/32″ (54.7 mm); Viton® O-ring; .47″ ref.; 1/2″-20 UNF 2A thread. | 5/8″ hex (15.9 mm); overall length 2-5/32″ (54.7 mm); Viton® O-ring; .47″ ref.; M12 x 1-8g thread. | Cable entry; 5/8″ hex (15.9 mm); overall length 2-5/8″ ref. (66.7 mm); removable PVC fish pull ring. |
| Lead Wires, 22 AWG, PVC Jacketed, 12″ to 14″ Extended | 25′ Cable, 22 AWG, PVC Jacketed | |||
| ● ORDERING INFORMATION | |||||||
| Specify part number based on mounting type, input power and output condition required. | |||||||
| Input Power | Probe Condition at Current Sink | 1/4″ NPT (Polysulfone) | 1/4″ NPT & 3/8″ Conduit (Polysulfone) | 1/4″ NPT & 3/8″ Conduit (Nylon) | 1/2″ Straight Thread (Polysulfone) | M12x1-8g Straight Thread (Polysulfone) | “Fish” Pull Ring (Polysulfone) |
| 5 VDC | Wet | 138167 | 144225 | 175631 | 144235 | 166541 | — |
| 10-28 VDC | Wet | 142700 ⚡ | 143585 ⚡ | 157750 | 143580 | 169555 ⚡ | 143577 |
| Dry | 143570 ⚡ | 143590 ⚡ | 175632 | 143575 | 169556 | 148973 ⚡ | |
| ⚡ = Stock item. “—” indicates combination not available. | |||||||
| ● INTRINSICALLY-SAFE VERSIONS | |
| GEMS ELS-1100 switches may be rendered intrinsically-safe for Class I, Division 1, Group C & D when used with appropriate GEMS Zener Barriers. Call Gems Sensors for special ELS-1100-IS (intrinsically-safe) part numbers and Installation Bulletins 148745 and 148744, File No. E44570. |
| ● RELATED ACCESSORY | |
| Extended Power / Switching (Optopak) | Extended power and switching capabilities of 12 VDC models with Gems. Converts TTL output signal to a 5 Amp relay output. Available as an open circuit board or mounted in a NEMA 4X enclosure. See Page A-33. |
Download Gems Sensors 144235 information here
Datasheet: Gems ELS-1100-series Datasheet
Manual: Gems ELS-1100 Manual
Certificate: Gems ELS-1100 CE Cert
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