3.3
Thermostat unit
Allowable temperature range with suitable Refrigeration Units:
For information on operating the Optima Thermostat Units refer to the following operating
instructions ( as supplied with the units):
GA100, GD100, GD120...................Part No.17090
GR150, GP200................................Part No. 17091
Max. temperature ºC
Min. temperature ºC
R1
100
-20
R2
100
-20
R3
100
-30
R4
100
-30
R5
100
-47
REFRIGERATION UNIT
Max. temperature ºC
Min. temperature ºC
Pump
Use with communications cable
GA100
99
0
GD100
99
0
GD120
99
-20
ü
GR150
99
-50
ü
ü
GP200
99
-50
ü
ü
OPTIMA UNIT
Fig 3d
R1L
Fig 3e
R2L/R3L
Fig 3f
R4L
1
7
7
6
FUSE
250mA(T)
1
7
7
6
5
4
6
A
A
B
B
D
E
A
A
FUSE
250mA(T)
7
7
1
4
5
.
Page 10
Low temperature bath/circulator
Operating instructions
Version 4 - Jan 2010
