Operating Instructions Please read operating instructions carefully before use and keep for future reference. Air heaters LHS 15; LHS 21 S; LHS 21 L; LHS 41 S; LHS 41 L; LHS 61 S; LHS 61 L CLASSIC, PREMIUM or SYSTEM Application The Leister LHS air heaters are suitable for building into machines, installations or appliances and are designed for continuous operation.
Page 3
Disposal Electrical equipment, accessories and packaging should be recycled in an environmentally friendly way. For EU countries only: Do not dispose of electrical equipment with household refuse!
Technical data Type LHS 21 S 21 L 41 S 41 L 61 S 61 L 61 S 120 – 120 – 120 – 230 – 3 × 230 – 3 × 230 – 400 – Voltage 3 × 480 –...
Page 5
Technical data for interfaces Max. voltages AC 250 V, DC 30 V Max. currents AC 3 A, DC 3 A CLASSIC, PREMIUM, SYSTEM Max. contact resistance 100 m Ohm at DC 6 V / 1 A Relay output Type of contact SPST - NO Insulation IEC/EN 60065 AC 2000 V (50 - 60 Hz) 1 min...
Air supply • In order to protect the device and heating element, the specified minimum air volume must never be fallen below and the maximum temperature (hottest point measured 3 mm in front of the heating element tube) must never be exceeded (see technical data).
Page 8
Operation LHS SYSTEM • Optionally different operating modes which are set with an integrated dip switch – Steplessly adjustable heat output via red potentiometer on the device – Steplessly adjustable heat output via interface – Steplessly adjustable temperature via red potentiometer on the device –...
Error Display Description Fault correction Check environment temperature Err 01 Device temperature too high Check air intake temperature Err 02 Heating element temperature too high Check air supply volume Err 03 Temperature probe Check probe connection Err 04 Err 05 Contact your Leister Service Centres Err 06 Err 07...
Lhs 41 lLhs 61Lhs 61 sLhs 61 lLhs 15 classicLhs 15 premiumLhs 15 systemLhs 21 s classicLhs 21 s premiumLhs 21 s systemLhs 21 l classicLhs 21 l premiumLhs 21 l systemLhs 41 s classicLhs 41 s premiumLhs 41 s systemLhs 41 l classicLhs 41 l premiumLhs 41 l systemLhs 61 s classicLhs 61 s premiumLhs 61 s systemLhs 61 l classicLhs 61 l premiumLhs 61 l system
Need help?
Do you have a question about the LEISTER LHS Series and is the answer not in the manual?
Questions and answers