Data sheet
HERZ
Air heater type S21 to 800W
Function:
Air heater with external air supply by means of fan or compressed air.
CAUTION !!! Device is not pressure-resistant !!!
Configuration: Default: Temperature control with potentiometer (1 – 8)
- alternatively with external potentiometer (cable length 5 meter) or
- external control by control unit or SPS (cable length 5 meter)
Device is equipped with a reliable heating element protection. The integrated device
protection turns off the device when tripped and resets automatically after cooling down.
A reset is not required.
Features:
Power:
Voltage:
Special designs:
- for devices with electronic equipment max. supply air temperature 50°C/122°F
- the unit is available without electronics (without heating element protection)
- for devices without electronic equipment max. supply air temperature
80°C/176°F
550 Watt, 435 - 800 Watt
120 VAC, 230 VAC
Technical data:
Item number / Basic versions
Voltage
Frequency
Power
Current
Max. temperature
Min. air volume
Weight
Air intake
Air outlet
Heater tube
Dimensions
Potentiometer
external control
without electronic
VAC
Hz
KW
A
°C°F
l/min
kg
Ø mm
Ø mm
Ø mm
mm (L x W x H)
5101354
5101343
on request
120
0,55
4,6
150
5101349
5700043
on request
5101351
5110304
5101352
230
50 / 60
0,435
1,9
600/1112
110
0,3
19
13
21
194 x 70 x 59
0,8
3,5
210
Conformity mark
Protection class II
DB S21 V20 R18 03_2021 GB.docx
Technical changes reserved
1
Data sheet
HERZ
Air heater type S21 to 800W
Product description:
Connection scheme:
6
4
Default with
potentiometer
External control
N, L1 =
Main connection
according to data plate
N, L1 =
Main connection
according to data plate
1
5
Digital signal
(PWM max. 0,5Hz)
10-24VDC
+ = brown
- = white
7
3
2
+/control cable
1. Cable fitting mains supply
2. Potentiometer 0-8 (control cable für ext. control);
(no Potentiometer for devices without electronic)
3. Mounting on bottom of housing M 4
(screw depth 7 mm)
4. Heating element pipe Ø21mm
5. Cover
6. Data plate
7. Air intake Ø19mm
DB S21 V20 R18 03_2021 GB.docx
Version without
electronics
N, L1 =
Main connection
according to data plate
Technical changes reserved
2
Data sheet
HERZ
Air heater type S21 to 800W
Avaiable versions:
Item no.
5101354
5101343
5101349
5700043
5101351
5110304
5101352
Description
Air heater S21 120 VAC 550 Watt with potentiometer
Air heater S21 120 VAC 550 Watt externally controllable (PWM 12-24 VDC, 1 Hz) with 5.0m control cable (2-pin)
Air heater S21 120 VAC 435 Watt with potentiometer
Air heater S21 120 VAC 435 Watt externally controllable (PWM 12-24 VDC, 1 Hz) with 5.0m control cable (2-pin)
Air heater S21 230 VAC 800 Watt with potentiometer
Air heater S21 230 VAC 800 Watt externally controllable (PWM 12-24 VDC, 1 Hz) with 5.0m control cable (2-pin)
Air heater S21 230 VAC 800 Watt without electronic
Available modifications:
Item number
Type
5005005.1
S02
5005021.1
5005010.1
5005007
S05
S06
S12
5005019
S13
5700141
S31
Modification
External potentiometer for heating including 5m control line; 3 pole;
The basic device for this modification is
Potentiometer is soldered to the end of the cable; including potentiometer knob
always standard with a potentiometer
red;
Internal PID control via internal potentiometer without digital display;
Internal thermocouple including 2m compensation cable with open ends green (+) white (-);
A push-in nipple for air hose 8/6mm is mounted on the air connection
Instead of the potentiometer for devices WITHOUT electronics, a 1/4 "compressed air hose connection 6/4mm is installed;
This is used to monitor the pressure in the housing;
100% heating output with heating element protection for type S/M (for basic device without electronics);
Accessories:
Item no.
Description
5107282
Flange connector
5107144
Tubular nozzle Ø 5mm
5107145
Tubular nozzle Ø 10mm
5107324
Spoon-reflector Ø 10 mm for soldering of solder-shrinkage connections and for shrinkage of PVC, PTFE, FEP shrink hose.
Push-fit for nozzle Ø 5mm
DB S21 V20 R18 03_2021 GB.docx
Technical changes reserved
3
Data sheet
HERZ
Air heater type S21 to 800W
Combination possibilities for devices WITH electronic *:
Measuring point:
Hose length:
Air supply:
Air flow:
3.0 mm after the air outlet pipe adapter – without nozzle, measured at the hottest point
1,0 mr
Blower 400 Volt, 50 Hz (HD = High pressure blower, MD = Medium pressure blower)
Nl / min = standard liters per minute according to DIN 1343
CAUTION:
Air flow and temperature are indicative which can change due to external influences and changes air hose diameter and length!
Blower type
HD140
Quantity, air heater type,
voltage, power
1 x S21; 230VAC; 435W
2 x S21; 230VAC; 435W
4 x S21; 230VAC; 435W
1 x S21; 230VAC; 0,8KW
2 x S21; 230VAC; 0,8KW
4 x S21; 230VAC; 0,8KW
Air flow at 50 Hz with heating [Nl / min.]
230
2 x 200
4 x 160
330
2 x 240
4 x 190
Maximum temperature
at 50 Hz [°C/°F]
290/554
300/572
310/590
320/608
380/716
430/806
*Data without guarantee
DB S21 V20 R18 03_2021 GB.docx
Technical changes reserved
4
Data sheet
HERZ
Air heater type S21 to 800W
DB S21 V20 R18 03_2021 GB.docx
Technical changes reserved
5
Data sheet
HERZ
Air heater type S21 to 800W
HERZ GmbH
HERZ GmbH
Kunststoff- & Wärmetechnologie
Biberweg 1
DE – 56566 Neuwied
Tel.: +49 (0)2622-8855-0
Fax: +49 (0)2622-8855-135
Fax: +49 (0)2622-8855-136
www.herz-gmbh.com
info@herz-gmbh.com
Kunststoff- & Wärmetechnologie
Am Arenberg 26A
DE – 86456 Gablingen
Tel.: +49 (0)8230-85085
Fax: +49 (0)8230-85087
www.herz-gmbh.com
robert.einberger@herz-gmbh.com
HERZ Austria GmbH
HERZ Austria GmbH
Kunststoff- & Wärmetechnologie
Gleinser Weg 27
AT – 6141 Schönberg / Tirol
Tel.: +43 (0)5225-63113
Fax: +43 (0)5225-6311385
www.herz-austria.at
herz.schoenberg@herz-gmbh.com
Kunststoff- & Wärmetechnologie
Johann-Galler-Str. 20 IZ – NÖ – Nord
AT – 2120 Wolkersdorf i. Weinviertel
Tel.: +43 (0)2245-82494-0
Fax: +43 (0)2245-82494-9
www.herz-austria.at
herz.wolkersdorf@herz-gmbh.com
HERZ Hungária Kft.
HERZ Polska Sp.z o. o.
Technologie obróbki tworzyw sztucznych
Ul. Kostrzyńska 30
PL – 02-979 Warzawa
Tel.: +48 (0)22-8428583
Fax: +48 (0)22-8429700
www.herz-polska.pl
herz@herz-polska.pl
Műanyag- es hőlégtechnika
Pesti út 284
HU – 2225 Üllö
Tel.: +36 (06)29-522400
Fax: +36 (06)29-522410
www.herz-hungaria.hu
herz@herz-hungaria.hu
HERZ Bulgaria OOD
Boul. Assen Yordanov 10
BG – 1592 Sofia
Tel.: +359 (0)2-9790351
www.herz-bulgaria.com
office@herz-bulgaria.com
© by HERZ GmbH
DB S21 V20 R18 03_2021 GB.docx
Technical changes reserved
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