PSG8.2.3D Sec 06 Analog Indoor Industrial Telephones
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Product and Services Guide Indoor Industrial Analog Telephones Guardian’s Indoor Industrial Telephones are used within environments calling for rugged and dependable equipment but don’t require certification. A number of these phones were originally designed for a specific purpose and have since been used for an extensive list of additional applications. Our SCT family was originally designed to meet the needs of potash mines. The VRT & VRR telephones are specifically designed to withstand vandalism. The DTT-20 Desktop with its Kydex 100® faceplate model is a standard within industrial office locations. Whatever your environment, we have a phone that will meet your distinct environmental requirements. SECTION ISO-9001:2008 Certification Today's Quality Creates Our Future

isit industrial sites around the world and you can find telephones and communication systems designed, manufactured, distributed and commissioned by Guardian Telecom. From certified and ruggedized telephone and paging endpoints, to loudspeakers & ringers, cable, accessories, acoustic booths and much more. Our product line is extensive and our knowledge in-depth. Guardian manufactures and assembles at our modern, ISO certified, CSA, UL and ATEX approved facility located east of the Canadian Rockies in Calgary, Alberta, Canada. Working closely with our customers has always been a cornerstone...

Indoor Industrial Analog Telephones Steel Compact — SCT SCT Steel Compact Telephones were originally designed for the harsh conditions of Potash mines in Saskatchewan, Canada. The line was expanded to 4 different versions which are utilized in a variety of applications. These telephones are standard with an encapsulated circuit board which resists failures due to moisture, dust and vibration. • SCT-10 Teleseal Keypad, Curly Handset Cord and Volume Control Handset • SCT-20 Membrane Keypad, Curly Handset Cord and Volume Control on Keypad • SCT-30 Metal Keypad, Curly Handset Cord and Volume...

Guardian Telecom Product and Services Guide www.guardiantelecom.com PSG-8.2.3D

Steel Compact Telephones FEATURES and BENEFITS • Encapsulated circuit boards impervious to water condensation and dust • 16 gauge corrosion protected steel enclosure with powder coat finish • Heavy duty industrial volume control handset on models SCT-10, SCT-30, SCT-40 • Volume control on keypad − SCT-20 • Rust and corrosion resistant stainless steel hardware • Electret noise reducing microphone • Magnetic reed hook-switch reduces moving parts subject to wear • Service temperature range: SCT-10, SCT-30, SCT-40 -76˚ to +176˚F ( -60˚ to +80˚C ) SCT-20 -40˚ to +140˚F ( -40˚ to +60˚C ) • Surge...

SCT-10 with Curly Handset Cord SCT Series  Steel Compact Telephones ENGINEERING SPECIFICATIONS ENVIRONMENTAL ELECTRICAL PERFORMANCE Audio Range Frequency Response Dialing Method Transmit Objective Loudness Rating (TOLR) Receiver Volume Adjustment Receiver Objective Loudness Rating (ROLR) – receiver volume at maximum – receiver volume at minimum Side Tone Objective Loudness Rating (SOLR) – receiver volume at maximum – receiver volume at minimum Memory Dial SCT-20 Flash Only Mute Ringer Output FCC Ringer Equivalence Set Impedance Maximum Loop 300 - 3400 Hz DTMF or 40/60 Pulse @10 PPS Nominal...

Steel Compact Ringdown Telephones FEATURES and BENEFITS • Encapsulated circuit boards impervious to water condensation and dust • 16 gauge zinc dichromate plated steel enclosure with powder coat finish • Heavy duty industrial volume control handset • Rust and corrosion resistant stainless steel hardware • Electret noise reducing microphone • Magnetic reed hook-switch reduces moving parts subject to wear • Service temperature range from -76˚ to +176˚F ( -60˚ to +80˚C ) • Surge arrestor to prevent voltage spike damage • Hearing aid compatible • Electronic ringer for reliability • Modular...

SCT-11 with Curly Handset Cord SCR Series Steel Compact Ringdown Telephones ENGINEERING SPECIFICATIONS ENVIRONMENTAL ELECTRICAL PERFORMANCE Audio Range Frequency Response Connection Method Transmit Objective Loudness Rating (TOLR) Receiver Volume Adjustment Receiver Objective Loudness Rating (ROLR) – receiver volume at maximum – receiver volume at minimum Side Tone Objective Loudness Rating (SOLR) – receiver volume at maximum – receiver volume at minimum Ringer Output FCC Ringer Equivalence Set Impedance Maximum Loop 300 - 3400 Hz Hotline Operation Nominal -38 + / - 3 dB 3 steps up / 2...

Vandal Resistant Telephone Vandal Resistant Ringdown Telephone VRR-41 Volume Control Handset FEATURES and BENEFITS • Rugged 12 gauge steel enclosure • Corrosion protected powder coated faceplate & housing • Heavy duty industrial volume control armored cord handset • Magnetic reed hook switch reduces moving parts subject to wear • Encapsulated circuitry impervious to water, condensation & dust • Surge arrestor to prevent voltage spike damage • Electret noise reducing microphone for clear communication • Temperature range -76˚ to +176˚F ( -60˚ to +80˚C ) • Water proof connections & stainless...

VRT-40 with Armored Handset Cord VRR-41 with Armored Handset Cord VRT-40  Vandal Resistant Telephone • VRR-41  Vandal Resistant Ringdown Telephone ENGINEERING SPECIFICATIONS MECHANICAL SPECIFICATIONS ELECTRICAL PERFORMANCE Audio Range Frequency Response Dialing method Transmit Objective Loudness Rating (TOLR) Receiver Volume Adjustment Receiver Objective Loudness Rating (ROLR) – receiver volume at maximum – receiver volume at minimum Side Tone Objective Loudness Rating (SOLR) – receiver volume at maximum – receiver volume at minimum Ringer Output FCC Ringer Equivalence Set Impedance Maximum...

Industrial Desktop Telephone FEATURES and BENEFITS DTT-20 Industrial Desktop Telephone • Water resistant membrane keypad for added hygiene and resistance to fluids • Heavy duty handset and cord • Magnetic switch with no moving parts for extended life • Encapsulated circuit boards are impervious to water, tropical humidity and mine condensation • Service temperature from -40˚ to +140˚F (-40˚ to +60˚C) • Kydex 100® plastic faceplate is 94V-O fire retarding, durable, impact resistant and easy to clean • Rotating the base allows the telephone to be wall mounted • Electret noise reducing...