JUMO AMRc-1 User manual

JUMO
Room Thermostat
Type AMRc
B 60.4041.0
Operating Instructions
11.03/00073791
AMRc-1
AMRc-2

1 Description
1.1 General
Version as per VDE 0631 and compliant with DIN 3440 as:
TR = temperature controller
1.2 Type designation
AMRc-1 Temperature controller TR switching point adjustable from the outside
AMRc-2 Temperature monitor TW switching point adjustable after removing
housing cover
1.3 Function
Switching
function TR and
TW
If the temperature at the probe exceeds the selected setpoint, the microswitch
changes over. After cooling down, the microswitch returns to its initial posi-
tion.
1.4 Technical data
Action according to EN 60 730-1.
type 2BL = automatic action with micro-disconnection in operation;
no auxiliary energy source required.
Control ranges -00to+50°C
-10 to +40°C
Switching point
accuracy ± 0.75 °C at +20°C
Differential 2-1 °C
Rating terminal 2: 10 (3) A, 230 V AC +10%, p.f. = 1 (0.6)
terminal 4: 8 (1.5) A, 230 V AC +10%, p.f. = 1 (0.6)
0.25 A, 230 V DC +10%,
max. starting current: 16 A, p.f. = 0.6
Required
fusing see Rating
Operating
medium air
Time constant in air ≤ 120 sec.
Perm. ambient
temperature
on thermostat head and probe
max. + 60°C
min. - 20°C
Perm. storage
temperature max. + 50°C
min. - 50°C
Protection EN 60 529 - IP54.
suitable for use in environments with usual (normal) pollution.
Oper. positon unrestricted
Weight approx. 0.32 kg
HAll necessary settings and possible adjustments are described in these Oper-
ating Instructions. However, if any difficulties should still arise during commis-
sioning, you are asked not to carry out any impermissible manipulations on the
unit. You could endanger your rights under the instrument warranty! Please
contact the nearest subsidiary or the head office in such a case.

123
(7)
(8)
(7)
(9
)
M20x1,5
123
(7)
(8)
(7)
(9
)
M20x1,5
(6)
M20x1,5
(6)
2 Mounting
2.1 Opening the housing
✱Pull off setpoint knob (2)
✱Unscrew the two cheese-head
screws (6) on the housing top (4)
✱Take off housing top (4) from housing
bottom (5)
(1) Temperature probe
(2) Setpoint knob
(3) Setpoint spindle
(4) Housing top
(5) Housing bottom
(6) Cheese-head screws
2.2 Mounting the housing
✱On the wall, with two screws through
the holes (7) provided.
Keep a minimum distance of
3 mm between the temperature
probe and the mounting wall, to avoid
the probe being influenced by the wall
temperature.
(7) Hole for mounting on wall
(8) Terminals
(9) Clamping gland M 20 x 1.5,
(9) for cable diameters from 8 to 10 mm
2.3 Electrical connection
The electrical connection must
only be carried out by qualified
personnel.
- Connection suitable for fixed wiring.
- Cable entry without
strain relief.
- Attachment type X (no special
preparation).
✱Pass the cable through the
clamping gland (9).
✱Connect cable to the terminals (8)
(see Connection diagram).
H
V
(1)
(2)
(3)
(4)
(5)
M20x1,5
Connection diagram
Safety notes Physical and toxicological properties of the media which might escape in the
event of a system fracture:
End of
scale Danger- ous
reaction
Fire/explosion hazard Water
contami-
nation
Toxicological data
Ignition
temp. Explosion limit irritant danger to health toxic
≤+50°C no +200°C 1.2 - 7.5 % v/v yes yes 1) no
H1) The filling liquid may leak in the event of a system fracture. At present there is no restrictive
statement from the health authorities concerning any danger to health over short periods and at
low concentrations, e.g. after a fracture of the measuring system.
°C°C
72
Ø 4.5
45

4
°C
18
67
72
6.5
105
Ø 35
M20x1,5
M20x1,5 M20x1,5
Ø 4.5
92
45
70
2 Mounting
2.4 Closing the housing
✱Make sure that the plastic seal in the
housing bottom (5) is seated
correctly.
✱Put on housing top (4)
✱Tighten the two screws (6) (see 2.1)
3 Setpoint adjustment
✱Turn setpoint knob (2) with scale (12)
by hand.
(2)0Setpoint knob
(11) Setpoint index
(12) Scale
(11)
(2)
(12)
M20x1,5
(1)
(2)
(3)
(4)
(5)
M20x1,5
4 Dimensions / Maintenance
The AMRc requires no
maintenance
JUMO GmbH & Co. KG
Street address:
Moltkestraße 13 - 31
36039 Fulda, Germany
Delivery address:
Mackenrodtstraße 14
36039 Fulda, Germany
Postal address:
36035 Fulda, Germany
Phone: [phone]
Fax: [phone]
e-mail: [email protected]
Internet: www.jumo.net
JUMO Instrument Co. Ltd.
JUMO House
Temple Bank, Riverway
Harlow, Essex CM20 2TT, UK
Phone: [phone]
Fax: [phone]
e-mail: [e-mail]
Internet: www.jumo.co.uk
JUMO PROCESS CONTROL INC.
885 Fox Chase, Suite 103
Coatesville, PA 19320, USA
Phone: [phone]
1-800-554-JUMO
Fax: [phone]
e-mail:
[e-mail]
Internet: www.JumoUSA.com