Grant Instruments TXF200 R - Manual (Page 9)

3.2 Rear panel reference and description (see Fig 3)
IEC outlet to accessory pump.
IEC outlet to Optima Thermostat unit.
IEC inlet to Refrigeration unit with integral twin fuse draw.
Communications link socket. The refrigeration unit may be controlled with an
Optima GR150 or GP200 thermostat unit. This is done by linking the
thermostat to the refrigerator with the communications lead supplied. (See specific
examples in section 4)
Fuse protection for the Communications Lead.
Mains input cable.
Mains input fuse holders.
FUSE
250mA(T)
5 4
3
1
FUSE
250mA(T)
5 4
2
3
1 1
2
3
Fig 3a
R1
Fig 3b
R2/R3
Fig 3c
R4/R5
Page 9
Low temperature bath/circulator
Operating instructions Version 4 - Jan 2010
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